Concentric tube column
[机] 同心管精密蒸馏注
🧩 词语组成解析
column
['kɑləm]
n. 纵队，列;圆柱;专栏;
🗣️ 情景例句
You helped save our company a lot of money.
你帮我们公司节约了许多钱。
The child behaved so rudely that he put his father to shame.
这孩子举止非常无礼，使他的父亲感到羞耻。
We'd better not just talk; let's go to the river to bathe.
我们最好别光顾说了；咱们去河里游泳吧。