Quadruple distillation
[医] 四重蒸溜
🧩 词语组成解析
quadruple
['kwɔdrupl]
adj. 四重的;四倍的;由四部份组成的;
n. 四倍;
vt.& vi. 使乘四或被四乘;
🗣️ 情景例句
on the patio this morning.
要在院子 。
My brother wants to learn how to fly a plane.
我的兄弟要去学开飞机。
This would solve the problem of ventilation, for if a train entered this tunnel, it would draw in fresh air behind it.
因为如果有列火车开进隧道，它就把新鲜空气随之抽进了隧道。