| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024tra•jec•to•ry /trəˈdʒɛktəri/USA pronunciation n. [countable], pl. -ries. - Aerospacea curve that describes the path of a bullet, shell, etc., in its flight.
See -jec-. WordReference Random House Unabridged Dictionary of American English © 2024tra•jec•to•ry (trə jek′tə rē),USA pronunciation n., pl. -ries. - the curve described by a projectile, rocket, or the like in its flight.
- [Geom.]a curve or surface that cuts all the curves or surfaces of a given system at a constant angle.
- Neo-Latin trājectōria, noun, nominal use of feminine of Medieval Latin trājectōrius cast-ing over. See traject, -tory1
- 1660–70;
Collins Concise English Dictionary © HarperCollins Publishers:: trajectory /trəˈdʒɛktərɪ -trɪ/ n ( pl -ries)- the path described by an object moving in air or space under the influence of such forces as thrust, wind resistance, and gravity, esp the curved path of a projectile
- a curve that cuts a family of curves or surfaces at a constant angle
trajectile /trəˈdʒɛktaɪl/ adj |