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
God helps those who help themselves.
天助自助者。
I envy you your health.
我羡慕你健康和身体。
And it should not be forgotten how small those resources are in a poor and backward country.
不应忘记，在一个贫穷落后的国家里，那部分财力是很有限的。