liftoff
英 ['lɪftɒf]
美['lɪft,ɔf]
- n. 发射；起飞时刻；搬走
英英释意
- 1. the initial ascent of a rocket from its launching pad
英文词源
- liftoff (n.)
- also lift-off, "vertical take-off of a rocket, etc.," 1956, American English, from lift (v.) + off.
实用场景例句
- Why does a space shuttle get hotter on reentry than on liftoff?
- 能想象航天飞机穿越大气层时受到摩擦产生的热量有多惊人吗?来一起听听 吧 .
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