单词	trajectory
释义	trajectorytrajectory /trəˈdʒɛktəri/ noun (plural trajectories) [countable] Etymology ETYMOLOGYtrajectory Origin: 1600-1700 Modern Latin trajectoria, from Latin trajectus, past participle of traicere to cause to cross, from trans- ( ➔ TRANS-) + jacere to throw science, physics the curved path of an object that is fired or thrown through the air
随便看	reliant relic relief relief map relieve relieved reliever religion religiosity religious religiously relinquish reliquary relish relive reload relocate relocation reluctance reluctant reluctantly rely REM remain remainder

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