Cationoid reagent
[化] 类阳离子试剂
🧩 词语组成解析
类阳离子
reagent
[ri(:)'eidʒənt]
n. 反应物，试剂;
🗣️ 情景例句
Please excuse me for a minute.
失陪一会儿。
It is easier to raise the devil than to lay him.
养虎易，驯虎难。
The book you ask for is sold out.
你要的那本书已经售完了。