by air
US /baɪ er/
UK /baɪ eər/
短语
乘飞机, 空运
using an aircraft as a means of transport for people or goods
示例:
•
It is much faster to travel by air than by sea.
乘飞机旅行比乘船快得多。
•
The fresh flowers were sent by air to ensure they arrived quickly.
鲜花是空运的，以确保它们能快速送达。