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1 trajectory
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4 track
track [træk]1. noun► on track• to be on the right track être sur la bonne voie► to keep track of [+ events] suivre le fil de ; [+ developments, situation] rester au courant de• keep track of the time n'oubliez pas l'heure► to lose track of [+ developments, situation] ne plus être au courant de ; [+ events] perdre le fil deb. ( = path) sentier me. ( = athletics) athlétisme mf. [of CD, computer disk] piste f ; [of long-playing record] plage f ; ( = piece of music) morceau m[+ animal, person, vehicle] suivre la trace de3. compounds[+ lost object, reference] (finir par) retrouver* * *[træk] 1.1) ( print) (of animal, person) expreintes fpl, traces fpl; ( of vehicle) traces fplto be on track — [talks, negotiations] se dérouler comme prévu
to keep track of — [person] se tenir au courant de [developments, events]; suivre le fil de [conversation]; [police] suivre les mouvements de [criminal]; [computer] tenir à jour [bank account, figures]
to lose track of — perdre de vue [friend]; perdre la trace de [document, aircraft, suspect]; perdre le fil de [conversation]
3) (path, road) sentier m, chemin m; Sport piste f(motor-)racing track — ( open-air) circuit m; ( enclosed) autodrome m
to leave the track(s) — [train] dérailler
5) (song on record, tape, CD) morceau m; ( recording channel on tape) piste f6) (of tank, tractor) chenille f7) US School ( stream) groupe m de niveau2. 3.transitive verb suivre la trace de [person, animal]; suivre la trajectoire de [rocket, plane, comet]Phrasal Verbs:•• -
5 track
A n1 ( print) (of animal, person) empreintes fpl, traces fpl ; ( of vehicle) traces fpl ; we followed his track(s) to the bank of the river nous avons suivi ses traces or ses empreintes jusqu'au bord de la rivière ; the (tyre) tracks led to the lake les traces (de pneu) menaient au lac ;2 lit, fig (course, trajectory) ( of person) trace f ; (of missile, aircraft, storm) trajectoire f ; to be on the track of être sur la trace or piste de [person] ; être sur la voie de [discovery] ; she knew the police were on her track elle savait que la police était sur sa trace or piste ; to cover one's tracks brouiller les pistes ; the negotiations were on track les négociations se déroulaient comme prévu ; to be on the right track être sur la bonne piste ; to put sb on the right track mettre qn sur la bonne piste ; to be on the wrong track faire fausse route ; to set sb on the wrong track faire faire fausse route à qn ; to keep track of [person] se tenir au courant de [developments, events] ; suivre le fil de [conversation] ; [company, authority] se tenir au courant de la situation de [customer, taxpayer] ; [police, race official] suivre les mouvements de [criminal, competitor] ; [computer] tenir à jour [bank account, figures] ; tenir à jour les détails concernant [person] ; we have to keep track of the houses we rent out nous devons tenir à jour les fichiers des maisons que nous louons ; it's hard to keep track of all one's old colleagues il est difficile de ne pas perdre de vue tous ses anciens collègues ; I must keep track of the time il ne faut pas que j'oublie l'heure ; to lose track of perdre de vue [friend] ; perdre la trace de [document, aircraft, suspect] ; perdre le fil de [conversation] ; to lose track of (the) time perdre la notion du temps ; to make tracks for sth se diriger vers qch ; we'd better be making tracks il est temps de partir ; to stop dead in one's tracks s'arrêter net ;3 (path, rough road) sentier m, chemin m ;4 Sport piste f ; 16 laps of the track 16 tours de piste ; athletics/speedway track piste d'athlétisme/de vitesse ; (motor-)racing track ( open-air) circuit m ; ( enclosed) autodrome m ; cycling track vélodrome m ; dog-racing track cynodrome m ;6 Mus (of record, tape, CD) morceau m ; ( song) chanson f ; a 16-track CD un disque compact qui a 16 morceaux ;8 Aut (on wheel of tank, tractor) chenille f ; ( distance between wheels) voie f, écartement m de voie ;10 US Sch ( stream) groupe m de niveau ; the top/middle/bottom track le groupe des élèves forts/moyens/faibles ; the first track ≈ le groupe des élèves forts ; to place students in tracks répartir les élèves en groupes de niveau.C vtr ( follow path of) suivre la trace de [person, animal] ; suivre la progression de [storm, hurricane] ; suivre la trajectoire de [rocket, plane, comet, satellite] ; the police tracked the terrorists to their hideout la police a suivi la trace des terroristes jusqu'à leur cachette.to come from the wrong side of the tracks venir des quartiers pauvres ; three years down the track ( in future) dans trois ans ; ( in present) ça fait trois ans.■ track down:▶ track [sb/sth] down, track down [sb/sth] retrouver [person, object, file] ; they finally tracked the gang down to their hideout ils ont fini par suivre la trace de la bande jusqu'à sa cachette. -
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path [pɑ:θ, pl pɑ:ðz]∎ his career path son choix de carrière;∎ to cut a path through sth se tailler ou se frayer un chemin à travers qch;∎ a tree blocked his path un arbre lui bloquait le passage ou chemin;∎ he stepped into the path of an oncoming vehicle il est allé sur la chaussée au moment où arrivait un véhicule;∎ the hurricane destroyed everything in its path l'ouragan a tout détruit sur son passage;∎ figurative the path to fame or glory la route ou le chemin qui mène à la gloire(c) (trajectory → of moving body) trajet m, course f; (→ of projectile, planet) trajectoire f; (→ of ray of light) passage m, trajet m; (→ of sun) route f;∎ their paths had crossed before leurs chemins s'étaient déjà croisés;∎ our paths first crossed in 1985 nos chemins se sont croisés ou nous nous sommes rencontrés pour la première fois en 1985
См. также в других словарях:
Trajectory — is the path a moving object follows through space. The object might be a projectile or a satellite, for example. It thus includes the meaning of orbit the path of a planet, an asteroid or a comet as it travels around a central mass. A trajectory… … Wikipedia
Trajectory — Tra*ject o*ry, n.; pl. {Trajectories}. [Cf. F. trajectoire.] The curve which a body describes in space, as a planet or comet in its orbit, or stone thrown upward obliquely in the air. [1913 Webster] … The Collaborative International Dictionary of English
trajectory — (n.) 1690s, from Mod.L. trajectoria, from fem. of trajectorius of or pertaining to throwing across, from L. traiectus thrown over or across, pp. of traicere throw across, from L. trans across (see TRANS (Cf. trans )) + icere, combining form of… … Etymology dictionary
trajectory — [n] course curve, direction, flight, flow, line, movement, orbit, path, range, route, track, trail; concepts 501,514 … New thesaurus
trajectory — ► NOUN (pl. trajectories) ▪ the path described by a projectile flying or an object moving under the action of given forces. ORIGIN Latin trajectoria, from traicere throw across … English terms dictionary
trajectory — [trə jek′tə rē] n. pl. trajectories [ML trajectorius < L trajectus: see TRAJECT] 1. the curved path of something hurtling through space, esp. that of a projectile from the time it leaves the muzzle of the gun 2. Math. a) a curve or surface… … English World dictionary
trajectory — [[t]trəʤe̱ktəri[/t]] trajectories 1) N COUNT: with supp The trajectory of a moving object is the path that it follows as it moves. ...the trajectory of an artillery shell. 2) N COUNT: with supp The trajectory of something such as a person s… … English dictionary
trajectory — UK [trəˈdʒekt(ə)rɪ] / US [trəˈdʒektərɪ] noun [countable] Word forms trajectory : singular trajectory plural trajectories 1) the high curving line in which an object such as a missile moves through the air The bomb followed a high trajectory… … English dictionary
trajectory — noun (plural ries) Etymology: New Latin trajectoria, from feminine of trajectorius of passing, from Latin traicere to cause to cross, cross, from trans , tra trans + jacere to throw more at jet Date: 1696 1. the curve that a body (as a planet or… … New Collegiate Dictionary
trajectory — tra|jec|to|ry [ trə dʒektəri ] noun count 1. ) TECHNICAL the high curving line in which an object such as a missile moves through the air: The bomb followed a high trajectory toward its target. 2. ) FORMAL the way in which a process or event… … Usage of the words and phrases in modern English
trajectory — See ballistic trajectory … Military dictionary