“parachute”的概念、定义、翻译、参考文献-科学参考

单词	parachute
释义	parachute [`par·ǝ´shüt] ^{AEROSPACE ENGINEERING} 1. A contrivance that opens out somewhat like an umbrella and catches the air so as to retard the movement of a body attached to it. 2. The canopy of this contrivance. ^{MINING ENGINEERING} A kind of safety catch for mine shaft cages.
随便看	proventriculus province provincial series proving proving ring provirus provitamin provitrain provitrinite prow PROWL Proxima Centauri proximal proximal convoluted tubule proximate analysis proximity detector proximity effect proximity-effect microbridge proximity-focused tube proximity fuse proximity sensor proximity warning indicator proximoceptor PRR prudent limit of endurance

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