1. Every takeoff is optional. Every landing is mandatory. 起飞是自愿的，降落却是被强迫的。
2. Witnesses say the balloon caught fire shortly after takeoff and passengers jumped out almost immediately. 目击者称气球在起飞后不久就着火，几乎同时乘客就跳了出来。
3. Bad weather might also cause a later takeoff, and this delay often results in missed connections at the next stop. 糟糕的天气可能会导致延迟起飞，并且这延迟经常会导致做过下一停站的联系。
英英解释
n.
1. a departure; especially of airplanes
2. the initial ascent of an airplane as it becomes airborne
3. a composition that imitates somebody's style in a humorous way
4. humorous or satirical mimicry
