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
And now for ... something old,
现在， 接着是 一些旧的，
Do you live with your parents?
你和你父母住一起吗？
Some old people are oppressed by the fear of death.
有些老年人因为怕死而感到烦恼。