Cationic catalyst
[化] 正离子催化剂
🧩 词语组成解析
[医] 阳离子的, 阴向离子的
🗣️ 情景例句
A foreign diplomat grabbed his chopsticks as a historic souvenir.
一名国外的外交人员就拿起他用过的筷子，用它作为具有历史意义的纪念品。
When I present my views on the competitive products, I will refer to the patent situation.
专利的情况会在说明竞争产品时一并提出。
A cat? What's its name?
一只猫？它叫什么名字？