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
I haven't seen you for a long time.
很久没见了。
I'm afraid it won't be cold enough for a snowfall.
我恐怕天不会冷的下雪。
Time is money.
时间就是金钱。