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
Is this good quality for the price?
这东西值这个价儿吗？
Sure bind, sure find.
捆得好，逃不了。
and as the number of stars in the universe is so vast,
因为宇宙中恒星的数目极其庞大，