“凈空”造句
前艙有6英尺高的
凈空，也有足夠的空間供人站立和穿衣服。
The forecabin, with 6ft head-room, also has plenty of room to stand and get dressed.
這座橋梁下面的
凈空高度不夠,公共汽車不能通行.
There is not enough headroom for buses to go under this bridge.
橋梁在深谷水面以上的垂直
凈空為100英尺.
The bridge has a 100 ft vertical clearance over the river in the canyon.