first-class

US /ˌfɜːrstˈklæs/
UK /ˌfɜːrstˈklæs/
"first-class" picture
1.

一流的, 顶级的

of the highest quality or standard

:
The hotel offers first-class service.
这家酒店提供一流的服务。
She's a first-class musician.
她是一位一流的音乐家。
2.

头等舱的

relating to the most expensive and comfortable class of travel on an airplane or train

:
They flew first-class to Paris.
他们乘坐头等舱飞往巴黎。
The train has a first-class carriage.
这列火车有头等舱车厢。
1.

头等舱

the most expensive and comfortable class of travel on an airplane or train

:
He always travels first-class.
他总是乘坐头等舱
Booking first-class can be very expensive.
预订头等舱可能非常昂贵。