Surfactant
[化] 表面活性剂\\n[医] 表面活性剂, 表面活化剂
🗣️ 情景例句
You and Alexandra
你和Alexandra
I'm two years younger than my sister.
我比我姐小两岁。
There's a talk on cancer that might be quite interesting, so perhaps I'll go to that.
有个关于癌症的报告可能很有意思，也许我会听听。