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
What is your career objective?
你的事业目标是什么？
Many hands make light (or quick) work.
人多活儿轻。
Being a mother is not easy.
做一个母亲是不容易的。