The plane is scheduled to take off at 4.

机定于四时起。

The huge airplane lifted from the airport.

大客机从机场起。

The transportation took off with its cargo at midnight.

运输机载货物深夜起了。

Would passengers please put out cigarettes before the commencement of the flight.

请乘客在机起前熄灭香烟。

The airplane will take off at short notice.

一接到通知这机就立刻起。

A jetliner taxied down the runway and took off.

喷气式机沿跑道滑行, 然起。

The plane was hijacked soon after it took off.

机起不久被劫持了。

The airplane lifted from the airport.

机从机场起。

The plane took off and ascended steadily until it was out of sight.

机起之平稳地逐渐升空直到消失在视野之外。

"The airport was fogbound, so no aircraft could take off."

"机场被大雾笼罩,所机都不能起。"

The nursery teacher often leads her children to watch aircrafts take off or land.

幼儿园教师经常带领孩子们去看机起或降落。

The plane crashed shortly after takeoff.

机起不久便坠毁了。

George satisfied his keen urge to fly by winging homewards with the Royal Air Force.

乔治与皇家空军一起回家，他迫切想要行的愿望得到了满足。

When all the instruments had been checked out,the pilot signalled that he was ready for takeoff.

所有仪表都检查过之,驾驶员发出起准备就绪的信号。

F. days when the senior officer called for a scramble, you’d hop in the old crate and tallyho.

又回到了我在皇家空军的日子，长官命令紧急起，你得马上跳进破机舱里，大声吆喝。

9 Class I : HUMAN-POWERED AIRCRAFT -An aerodyne which takes off and remains airborne using solely the muscular energy of one or more persons on board.

人类动力行器—一种重航空器，使用行器上一人或多人的肌肉能量起和保持悬空。

The orbiting Discovery crew on the way Sunday to rewire the International Space Station first had to make sure the shuttle's heat shield(heatshield) wasn't damaged during lift-off.

星期日，负责发现号轨道的工作人员在跟国际空间站接轨前，必须先确定热障在起时没有损坏。