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
We love having you here,
我们喜欢你们住这里，
How far is it from the shore of the Atlantic to the mountains?
从大西洋海岸到山脉有多远？
That sounds very interesting! I'll buy some frozen peas at the supermarket on my way home.
听起来很有趣！我回家时在超级市场买些冻豌豆。