飞行高度是指（）。

—We’re stuck on the runway due to a slight fuel leak. —Roger, I＇ll send out the （ ） .

The regulation for the proper use of airport lighting is to （ ） .

Do you require the safety services to （ ） ?

We nearly stalled during the climb out, （ ） probably released in the rear hold.

A tyre （ ） during gear retraction.

You will have to let an aircraft with an earlier （ ） time take off before you.

There are already 5 aircraft （ ） at the holding point of 26.

JAL167, wait, they’re just finishing a runway （ ） .

Nose gear collapsed means that the nose gear （ ） .

No.1 engine is overheating means No.1 engine （ ） .