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
Now what?
又怎么了？
I wonder what makes you late.
我不知道是什么使你迟到。
He wasn't dreaming, officer.I was telling him to drive slowly.
警官，他思想没有开小差。我刚才正告诉他开慢点。