Cationic surfactant
[化] 阳离子型表面活性剂
🧩 词语组成解析
[医] 阳离子的, 阴向离子的
[化] 表面活性剂\\n[医] 表面活性剂, 表面活化剂
🗣️ 情景例句
I know you miss your mother.
我知道你想念你妈妈。
If he doesn't, will you eat some?
如果他不，你会吃一些吗？
It is not long before they are so accustomed to swimming that they can pick up weights from the floor of the pool.
他们很快便适应了游泳，以致能捡起池底的物品。