She does a marvellous takeoff of the Queen.

她学女王的样子学得惟妙惟肖。

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后,驾驶员发准备就绪的信号。

The plane crashed shortly after takeoff.

机后不久便坠毁了。