Catalyst furnace
[建] 催化(剂)炉, 接触炉
🧩 词语组成解析
🗣️ 情景例句
Didn't you feel terrible?
没有感到可怕吗？
A standard one. Replacement during the first year if all rules for proper use have been followed.
有一个原则，如果在一年内符合各种使用规定，就可更换。
He collected tetters and made copies of people's diaries.
他收集到一些信件，复印了一些人的日记。