Backwashing
(backwash 的现在分词) n. (划桨引起的)反流, 激流区, 反响\\n[机] 逆吹
🗣️ 情景例句
Don't give me the change anymore.
不必给我找钱了。
Missing school to watch the football match is out of the question.
为看足球赛而旷课，那可不行。
One, for instance, consisted of rods of various lengths and thicknesses which would stand up on end like ninepins.
例如，有一种装置是由一些长短、粗细不同的木棒组成；就像九柱戏的木棒一样竖立着，