Packed reaction column
[化] 填充反应柱
🧩 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
Nice to meet you, Mr. Baker.
很高兴见到你， Baker先生。
Thank you very much for saying that.
非常感谢你这样说，。
I'm sorry, but this week isn't very convenient for me.
对不起，这个星期我都不方便。