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
They say it's going to rain tomorrow.
据说明天有雨。
As the touchstone tries gold,so gold tries man.
试金之石可试金，正如黄金能试人。
There, on the floor. Is it your ticket?
那儿，地板上！是你的票吗？