Floorboarding
(floorboard 的现在分词) n. 一块地板, 汽车底部板
🗣️ 情景例句
He was ill at ease with people whom he didn't understand.
他和不熟悉的人在一起感到不自在。
One should eat to live, not live to eat.
人为生而食，非为食而生。
Such a messenger, receiving our radio and television signals,
这种自动化信息装置，在接收到我们的无线电和电视信号后，