Dianionic surfactant
[化] 双阴离子表面活性剂
🧩 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
My mother and father
我父母
Yes,and it goes beautifully with your pants.
好看，配上你的这条裤子美极了。
It was no use pretending that I had not seen him, so I waved to him.
若再装作没看见他已是没有用了，我只好向他招手。