Packed extration column
[化] 填充式萃取塔
🧩 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
for his ten o'clock appointment with you.
等着十点钟与你的晤谈。
Did you have a nice holiday?
你假期过得愉快吗？
That's all!
就这样！