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
It's OK, Susan.
太好了， Susan。
What's the best price you're prepared to offer for your product?
你们的产品最优惠的价格是多少呢？
Excuse me, are you from England?
对不起，问一下，你是英国人吗？