Polyanionic surfactant
[化] 多阴离子表面活性剂
🧩 词语组成解析
[化] 表面活性剂\\n[医] 表面活性剂, 表面活化剂
🗣️ 情景例句
Is it too late to cancel our plans?
现在取消我们的计划是否太迟了？
A bird is known by its note,and a man by his talk.
鸟以声闻，人以言知。
He found it very difficult to get to sleep and he was rather angry with the man upstairs.
他觉得这样很难入睡， 他对楼上的人相当生气。