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);
reaction [rɪ'ækʃən]
n. 反应;反作用力;反动;保守;
re向后,相反+act行动+ion名词后缀→反动,反应
column ['kɑləm]
n. 纵队,列;圆柱;专栏;

🗣️ 情景例句

Sure, Dad.
一定, 爸爸。
I deeply regret my thoughtlessness.
我深为反省自己的轻率。
The early climbers were looking for the easiest way to the top, because the summit was the prize they sought, especially if it and never been attained before.
早期登山者所寻找的是通往山顶的最方便的途径,因为顶峰特别是前人未曾到过的顶峰 -- 才是他们寻求的目标。
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