Catalyst-packed column
[建] 催化剂填充塔
🧩 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
You live like a pig!
你简直是住在猪窝里！
That's another story.
那是另一回事。
Please fetch a chair from another room.
请到别的房间取一把椅子。