Packed column
[化] 填充塔; 填充蒸馏塔
🧩 词语组成解析
packed
[pækt]
adj. 充满…的;塞满了…的;
v. 包装(pack的过去式和过去分词);
column
['kɑləm]
n. 纵队，列;圆柱;专栏;
🗣️ 情景例句
Three things?
三件事？
We do business on a commission basis. A commission on your prices would make it easier for us to promote sales. Even 2 or 3 percent would help.
我们是通过取得佣金来进行商业活动的。从你方价格中收取佣金，便于我方推销。即便只有2%或3%也行。
My parents used to live in South America and I used to fly there from Europe in the holidays.
我的父母曾经住在南美洲，所以假期里我常从欧洲乘飞机到他们那里。