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1 piston
'pistən((in engines, pumps etc) a round piece usually of metal that fits inside a cylinder and moves up and down or backwards and forwards inside it.) pistón, émbolo
pistón sustantivo masculino
pistón sustantivo masculino
1 Auto Téc (émbolo) piston
2 (de instrumento) key ' pistón' also found in these entries: Spanish: vástago English: piston - valvetr['pɪstən]1 SMALLTECHNICAL/SMALL pistón nombre masculino, émbolo\SMALLIDIOMATIC EXPRESSION/SMALLpiston ring aro de pistónpiston rod bielapiston ['pɪstən] n: pistón m, émbolo mn.• pistón s.m.• émbolo s.m.'pɪstənnoun émbolo m, pistón m['pɪstǝn]1.N pistón m, émbolo m ; (Mus) pistón m, llave f2.CPDpiston engine N — motor m a pistón
piston ring N — aro m or segmento m de pistón
piston rod N — biela f
piston stroke N — carrera f del émbolo
* * *['pɪstən]noun émbolo m, pistón m -
2 roll
I
1. rəul noun1) (anything flat (eg a piece of paper, a carpet) rolled into the shape of a tube, wound round a tube etc: a roll of kitchen foil; a toilet-roll.) rollo2) (a small piece of baked bread dough, used eg for sandwiches: a cheese roll.) panecillo3) (an act of rolling: Our dog loves a roll on the grass.) acción de revolcarse/rodar4) (a ship's action of rocking from side to side: She said that the roll of the ship made her feel ill.) balanceo5) (a long low sound: the roll of thunder.) retumbo, fragor6) (a thick mass of flesh: I'd like to get rid of these rolls of fat round my waist.) michelín7) (a series of quick beats (on a drum).) redoble
2. verb1) (to move by turning over like a wheel or ball: The coin/pencil rolled under the table; He rolled the ball towards the puppy; The ball rolled away.) rodar2) (to move on wheels, rollers etc: The children rolled the cart up the hill, then let it roll back down again.) (hacer) rodar3) (to form (a piece of paper, a carpet) into the shape of a tube by winding: to roll the carpet back.) enrollar4) ((of a person or animal in a lying position) to turn over: The doctor rolled the patient (over) on to his side; The dog rolled on to its back.) dar(se) la vuelta5) (to shape (clay etc) into a ball or cylinder by turning it about between the hands: He rolled the clay into a ball.) moldear6) (to cover with something by rolling: When the little girl's dress caught fire, they rolled her in a blanket.) envolver, liar7) (to make (something) flat or flatter by rolling something heavy over it: to roll a lawn; to roll pastry (out).) alisar, allanar; estirar8) ((of a ship) to rock from side to side while travelling forwards: The storm made the ship roll.) balancearse, mecerse9) (to make a series of low sounds: The thunder rolled; The drums rolled.) retumbar; redoblar10) (to move (one's eyes) round in a circle to express fear, surprise etc.) poner los ojos en blanco11) (to travel in a car etc: We were rolling along merrily when a tyre burst.) rodar, ir; viajar12) ((of waves, rivers etc) to move gently and steadily: The waves rolled in to the shore.) ondular, fluir; romper13) ((of time) to pass: Months rolled by.) pasar, sucederse•- roller- rolling
- roller-skate
3. verb(to move on roller-skates: You shouldn't roller-skate on the pavement.) patinar sobre ruedas- roll in
- roll up
II
(a list of names, eg of pupils in a school etc: There are nine hundred pupils on the roll.) listaroll1 n1. rollo2. panecillo3. bocadilloroll2 vb rodar / hacer rodartr[rəʊl]1 (gen) rollo2 (of film) carrete nombre masculino3 (list) lista4 (of bread) bollo, panecillo; (sandwich) bocadillo■ a cheese roll, please un bocadillo de queso, por favor5 (movement) balanceo1 (ball, coin) hacer rodar2 (flatten) allanar, apisonar3 (into a ball) enroscar4 (paper) enrollar2 (ball, coin) rodar3 (into a ball) enroscarse4 (paper) enrollarse5 (wallow) revolcarse\SMALLIDIOMATIC EXPRESSION/SMALLroll on...! ¡que venga...!, ¡ojalá fuese...!■ roll on Friday! ¡ojalá fuese viernes!to roll one's eyes poner los ojos en blancoto roll up one's sleeves arremangarseto call the roll pasar listato be rolling in it familiar estar forrado,-aroll ['ro:l] vt1) : hacer rodarto roll the ball: hacer rodar la pelotato roll one's eyes: poner los ojos en blanco2) : liar (un cigarillo)to roll (oneself) up into a ball: hacerse una bola4) flatten: estirar (masa), laminar (metales), pasar el rodillo por (el césped)5)to roll up one's sleeves : arremangarseroll vi1) : rodarthe ball kept on rolling: la pelota siguió rodando2) sway: balancearsethe ship rolled in the waves: el barco se balanceó en las olas3) reverberate, sound: tronar (dícese del trueno), redoblar (dícese de un tambor)4)to roll along proceed: ponerse en marcha5)to roll around : revolcarse6)to roll by : pasar7)to roll over : dar una vueltaroll n1) list: lista fto call the roll: pasar listato have on the roll: tener inscrito3) : rollo m (de papel, de tela, etc.)a roll of film: un carretea roll of bills: un fajo4) : redoble m (de tambores), retumbo m (del trueno, etc.)5) rolling, swaying: balanceo mn.• bollo s.m.• panecillo s.m.n.• bamboleo s.m.• escalafón s.m.• fajo s.m.• lista s.f.• matrícula s.f.• minuta s.f.• rol s.m.• rollo s.m.v.• balancear v.• devanar v.• enrollar v.• liar (Cigarrillo) v.• retumbar v.• revolcar v.• rodar v.rəʊl
I
1) ( Culin)(bread) roll — pancito m or (Esp) panecillo m or (Méx) bolillo m
2) (of paper, wire, fabric) rollo m; ( of banknotes) fajo ma roll of film — un rollo or un carrete (de fotos), una película
rolls of fat — rollos mpl; ( around waist) rollos mpl, michelines mpl (fam), llantas fpl (AmL fam)
3)a) ( rocking) balanceo m, bamboleo mb) ( turning over) voltereta f4) ( sound - of drum) redoble m; (- of thunder) retumbo m5) ( list) lista fhonor roll o (BrE) roll of honour — ( Mil) lista f de honor; ( Educ) cuadro m de honor
6) ( of dice) tirada fto be on a roll — (AmE colloq) estar* de buena racha
II
1.
1)a) ( rotate) \<\<ball/barrel\>\> rodar*b) ( turn over)roll (over) onto your stomach/back — ponte boca abajo/boca arriba, date la vuelta or (CS) date vuelta
to be rolling in money o in it — (colloq) estar* forrado (de oro) (fam)
c) ( sway) \<\<ship/car/plane\>\> balancearse, bambolearse2) ( move) (+ adv compl)3) ( begin operating) \<\<camera\>\> empezar* a rodar; \<\<press\>\> ponerse* en funcionamiento4) ( make noise) \<\<drum\>\> redoblar; \<\<thunder\>\> retumbar5) rolling pres p <countryside/hills> ondulado; <strikes/power cuts> escalonado
2.
vt1)a) \<\<ball/barrel\>\> hacer* rodar; \<\<dice\>\> tirarI'll roll you for it — (AmE) vamos a echarlo a los dados
b) ( turn over)c)to roll one's eyes — poner* los ojos en blanco
2) \<\<cigarette\>\> liar*a circus, museum and craft fair all rolled into one — un circo, un museo y una feria de artesanía, todo en uno
3) ( flatten) \<\<lawn\>\> pasarle el rodillo a; \<\<dough/pastry\>\> estirar4) ( Ling)to roll one's `r's — hacer* vibrar las erres
5) (sl) ( rob) (AmE) asaltar•Phrasal Verbs:- roll by- roll in- roll on- roll out- roll up[rǝʊl]1. N1) [of paper, cloth, wire, tobacco] rollo m; [of banknotes] fajo ma roll of film — un carrete or un rollo de fotos
rolls of fat — (gen) rollos mpl or pliegues mpl de grasa; (on stomach) michelines mpl hum
2) [of bread] panecillo m, bolillo m (Mex)sausage, Swissa roll and butter — un panecillo or (Mex) bolillo con mantequilla
3) (=list) lista fmembership roll, roll of members — lista f de miembros
falling rolls — disminución en el número de alumnos inscritos
roll of honour, honor roll — (US) lista de honor
4) (=sound) [of thunder, cannon] retumbo m; [of drum] redoble m5) [of gait] contoneo m, bamboleo m; [of ship, plane] balanceo m6) (=act of rolling) revolcón mto have a roll in the hay (with sb) * — euph darse un revolcón or revolcarse (con algn) *
7) [of dice] tirada f- be on a roll2. VT1) (=send rolling) [+ ball] hacer rodar2) (=turn over)3) (=move)4) (=make into roll) [+ cigarette] liarball I, 1., 1)5) (=flatten) [+ road] apisonar; [+ lawn, pitch] pasar el rodillo por, apisonar; [+ pastry, dough] estirar; [+ metal] laminar6) (US) ** (=rob) atracar3. VI1) (=go rolling) ir rodando; (on ground, in pain) revolcarseit rolled under the chair — desapareció or rodó debajo de la silla
- be rolling in the aisles- they're rolling in moneyball I, 1., 1), head 1., 1)2) (=move)tonguetears rolled down her cheeks — las lágrimas le corrían or caían por la cara
3) (=turn over) [person, animal]4) (fig) [land] ondular5) (=operate) [camera] rodar; [machine] funcionar, estar en marchathe presses are rolling again — las prensas están funcionando or en marcha otra vez
I couldn't think of anything to say to get the conversation rolling — no se me ocurría nada para empezar la conversación
his first priority is to get the economy rolling again — su mayor prioridad es volver a sacar la economía a flote
6) (=sound) [thunder] retumbar; [drum] redoblar7) (=sway) (in walking) contonearse, bambolearse; (Naut) balancearse4.CPDroll bar N — (Aut) barra f antivuelco
- roll by- roll in- roll off- roll on- roll out- roll up* * *[rəʊl]
I
1) ( Culin)(bread) roll — pancito m or (Esp) panecillo m or (Méx) bolillo m
2) (of paper, wire, fabric) rollo m; ( of banknotes) fajo ma roll of film — un rollo or un carrete (de fotos), una película
rolls of fat — rollos mpl; ( around waist) rollos mpl, michelines mpl (fam), llantas fpl (AmL fam)
3)a) ( rocking) balanceo m, bamboleo mb) ( turning over) voltereta f4) ( sound - of drum) redoble m; (- of thunder) retumbo m5) ( list) lista fhonor roll o (BrE) roll of honour — ( Mil) lista f de honor; ( Educ) cuadro m de honor
6) ( of dice) tirada fto be on a roll — (AmE colloq) estar* de buena racha
II
1.
1)a) ( rotate) \<\<ball/barrel\>\> rodar*b) ( turn over)roll (over) onto your stomach/back — ponte boca abajo/boca arriba, date la vuelta or (CS) date vuelta
to be rolling in money o in it — (colloq) estar* forrado (de oro) (fam)
c) ( sway) \<\<ship/car/plane\>\> balancearse, bambolearse2) ( move) (+ adv compl)3) ( begin operating) \<\<camera\>\> empezar* a rodar; \<\<press\>\> ponerse* en funcionamiento4) ( make noise) \<\<drum\>\> redoblar; \<\<thunder\>\> retumbar5) rolling pres p <countryside/hills> ondulado; <strikes/power cuts> escalonado
2.
vt1)a) \<\<ball/barrel\>\> hacer* rodar; \<\<dice\>\> tirarI'll roll you for it — (AmE) vamos a echarlo a los dados
b) ( turn over)c)to roll one's eyes — poner* los ojos en blanco
2) \<\<cigarette\>\> liar*a circus, museum and craft fair all rolled into one — un circo, un museo y una feria de artesanía, todo en uno
3) ( flatten) \<\<lawn\>\> pasarle el rodillo a; \<\<dough/pastry\>\> estirar4) ( Ling)to roll one's `r's — hacer* vibrar las erres
5) (sl) ( rob) (AmE) asaltar•Phrasal Verbs:- roll by- roll in- roll on- roll out- roll up -
3 internal combustion
(a means of producing power eg in the engine of a motor car by the burning of a fuel gas (eg petrol vapour) inside the cylinder(s) of the engine.) combustión interna/de explosióncombustión nombre femenino interna
См. также в других словарях:
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