Boarding check ------------- 登机牌
Smooth flight  ------------- 平稳的飞行
Air route ------------------ 航线
Non-stop flight ------------ 连续飞行
Forced landing ------------- 迫降
To taxi along -------------- 滑行
Economy class -------------- 经济座
Circling  ------------------ 盘旋
To face the wind ----------- 迎风
Landing -------------------- 着陆