Compacted catalyst
[化] 成型催化剂
🧩 词语组成解析
a. 压紧的, 紧紧连在一起的, 压实的
🗣️ 情景例句
A credit card is very useful when you go traveling.
当然旅游的时候，信用卡很有用。
Please don't let the dog come in the house.
请别让狗进到屋子里。
What was it?
怎么啦。