Escape velocity
逃逸速度\\n[电] 逃脱速度
📖 牛津释义
escape velocity
speed at which a spacecraft, etc must travel in order to leave the gravitational field of a planet, etc 逃逸速度（宇宙飞船等克服星球引力的速度）.
🧩 词语组成解析
escape
[ə'skep]
v. 逃脱;逃离;躲过;泄露;
n. 逃走;逃跑工具或方法;野生种;泄漏;
adj. 使逃避困难的;使规避问题的;
es(ex-=out)+cape(无袖的短外套)→逃脱；逃走
🗣️ 情景例句
Why are you in such a good mood?
你怎么心情这么好？
I'm afraid you will be discouraged.
我怕你会灰心。
We can take a picnic.
我们还可以野餐呢。