Foam column
[化] 泡沫发生塔
🧩 词语组成解析
foam
[fom]
vi. 起泡沫;吐白沫;
n. 泡沫;泡沫材料，泡沫状物;
vt. 使起泡沫;使成泡沫状物;
column
['kɑləm]
n. 纵队，列;圆柱;专栏;
🗣️ 情景例句
What has kept you so busy?
什么使你这么忙？
I'd like to change this ticket to the first class.
我想把这张票换成头等车。
When are you leaving?
你什么时候离开？