take off
launch
take off(起飞)的同义词是:1.leave for the ground 2.stay off 3.fly off 4.leave for the sky
快.
A jet plane before takeoff has a certain store of available energy in its fuel .
喷气式飞机起飞前已在燃料中贮存了一定的可资用能。
Or your reference frame is at rest in an aircraft that accelerates rapidly on takeoff .
另外,你的参照系静止在一架起飞之后迅速加速的飞机上。
The bird is usually lowered through a trap door in the floor of the cabin after the takeoff .
飞行器通常都是在起飞以后通过座舱底部的一个活动门放下去的。
Kuznets also doubts the validity of the notion of "self-sustaining growth" initiated in the takeoff stage .
库茨涅兹还怀疑起飞阶段中最初的“自我保持增长”的观点是否可信。
It cannot be taken for granted once the economy has passed through some point of no return like a takeoff stage .
不能想当然地认为,一旦经济走过一个阶段,如起飞阶段,就不会产生倒退了。