Bioactivity
n. 生物活性,生物活度( 指杀虫剂等对生物体的影响)
🗣️ 情景例句
Nice talking to you, sir.
我也很高兴与您交谈 ，先生。
I don't think it's four o'clock yet.
我认为现在还不到四点。
But of course, he can learn by himself. He has a book and a dictionary.
但当然，他也可以自学。他有书和词典。