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柯林斯词典释义
英英词典释义

福克斯词典 \ 英汉词典 \

liftoff是什么意思？

liftoff

英['lɪftˌɒf] 美['lɪftˌɒf]

n. （火箭发射时）起飞，启动；

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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柯林斯高阶英汉双解学习词典释义

N-VAR

（火箭的）发射，发射时刻

Lift-off is the beginning of a rocket's flight into space, when it leaves the ground.
例句
The lift-off was delayed about seven minutes... 发射时间推迟了7分钟左右。 The rocket tumbled out of control shortly after lift-off. 发射后不久，火箭就失控坠落了。

英英词典释义

Noun
1. the initial ascent of a rocket from its launching pad

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