undersurface的用法和樣例：
例句
用作名詞 (n.)
- He imagined the ship dangling upside down on the undersurface of the Earth, the giant fingers of gravity holding them firmly in place.
他想象著飛船吊在地球下面上下晃蕩，巨大的引力手指把他們緊緊地抓在這個地方。
辭彙搭配
- undersurface collection 底層表面集電...
- undersurface pressure 下表面壓力
