n. 液体,流体;
adj. 流体的,流动的,流体的,液体的;易变的,不固定的;(动作、设计、音乐等)流畅优美的;
flu流动+id形容词后缀 →流体,液体;流动的
🗣️ 情景例句
spending so much time together?
老是在一起呢?
While waiting for the train I killed time by reading a book.
在等火车的时候我看书来消磨时间。
In this part of the cave, they could hear an insistent booming sound which they found was caused by a small waterspout shooting down into a pool from the roof of the cave.