Wetting agent
润湿剂\\n[化] 湿润剂; 润湿剂
🧩 词语组成解析
n. 变湿\\n[计] 润湿; 润湿
🗣️ 情景例句
The policemen could not cope with the crowds.
警察不能对付群众。
No man (or one) is born wise or learned.
人非生而知之者。
But this does not matter, for, as he has often remarked, one is never too old to learn.
但这没有关系，因为正如他常说的那样，人要活到老学到老。