Bioactive polymer
[化] 生物活性高分子
🧩 词语组成解析
a. 生物活性的
🗣️ 情景例句
Really, Grandpa?
真的， 爷爷？
He who makes no mistakes, makes nothing.
不犯错误，成不了事。
That's all right. Why don't you call me Robert or Bob? But please don't call me Mr. Bob.
没关系。你为什么不叫我罗伯特或鲍勃？但请不要叫我鲍勃先生。