Underproper
vt. 从下面支撑；支持；维持：
🗣️ 情景例句
What's that, Mr. Carlson?
什么事， Carlson先生？
The missile is in pursuit of the jet.
导弹追赶着喷气机。
The underground railway runs 24 hours a day, and there are all-night cinemas, bars and restaurants.
地铁一天24小时不停地运营。还有通宵电影院、酒吧间和餐馆。