Catalyst-packed column
[建] 催化剂填充塔
🧩 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 have a lot of work to do to get ready for tomorrow.
我得为明天做许多准备工作。
It was quite good. But it was awfully long.
班机很好，就是时间太长了。
There is something comforting about the warm glow shed by advertisements on cold wet winter nights.
寒冷潮湿的冬夜里，广告灯箱发出的暖光，会给人某种安慰。