1.
a journey by air/bus/land/rail/sea, etc
乘飞机/ 乘公共汽车/陆路/ 乘火车/ 乘船等的旅程
2.
Have you ever travelled on a plane /by plane?
你乘飞机旅游过吗？
3.
A short trip, especially by air.
（尤指乘飞机的）短途旅行
4.
Asking for information about air travelling
询问乘飞机的有关情况
5.
Giving information about air traveling
提供乘飞机的有关情况
6.
Give information about air travel.
提供乘飞机的有关情况。
7.
I am not very keen on traveling by air .
我不很喜欢乘飞机旅行。
8.
She often travels by air.
她常常乘飞机旅行。
9.
I don't care for travelling by air.
我不喜欢乘飞机旅行。
10.
Nowadays people travel by plane.
如今人们乘飞机旅行。
11.
I am used to traveling by air,
我习惯了乘飞机旅行，
12.
I like traveling by air best.
我最喜欢乘飞机旅行。
13.
Plane passengers must travel light.
乘飞机旅行必轻装。
14.
I have traveled round the world by air.
我曾经乘飞机环游世界。
15.
I think I can see more places on a bus than on a plane.
我想乘汽车比乘飞机看的地方更多。
16.
Do you like traveling by air better than traveling by ship?
你喜欢乘飞机旅游更甚于乘船旅游吗?
17.
I generally find lying more interesting than going by sea.
我一般认为乘飞机比乘船更有趣。
18.
go through [ check in ] formality
办理(飞机等)的乘坐手续