ground floor
noun /ˌɡraʊnd ˈflɔː(r)/
/ˌɡraʊnd ˈflɔːr/
(British English) (North American English first floor)
Idioms - the floor of a building that is at the same level as the ground outside
底层，底楼，一楼（建筑物与外面地面相平的一层） - a ground-floor window
一楼窗户 - I live on the ground floor.
我住在一楼。
- a ground-floor window
Idioms
be/get in on the ground floor
- to become involved in a plan, project, etc. at the beginning
在开始时参与