1,ceil()二,实例通过英文意思记忆:floor:地板; 地面; ceil:天花
in the bag on the floor. under the chair. behind the door.
first floor,一楼还是二楼?理解错了会走错地儿哦!
floor是什么意思? - floor的全称 | 在线英文缩略词查询
hewasmoppingupthefloor.mopup是拖地的意思.
1,ceil()二,实例通过英文意思记忆:floor:地板; 地面; ceil:天花
in the bag on the floor. under the chair. behind the door.
first floor,一楼还是二楼?理解错了会走错地儿哦!
floor是什么意思? - floor的全称 | 在线英文缩略词查询
hewasmoppingupthefloor.mopup是拖地的意思.