a trip in a plane等于什么?
问题描述:
a trip in a plane等于什么?
答
travel by air我觉得因该是travelling by air,是吗?或许吧,这是个动词短语,一开始加ing.
a trip in a plane等于什么?
travel by air我觉得因该是travelling by air,是吗?或许吧,这是个动词短语,一开始加ing.