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
Keep your fingers crossed.
希望你一切尽如人意。
He is up to his ears in debt.
他债台高筑。
What about your sister Kate? You didn't come together, did you?
你的妹妹凯特呢？你们不是一起进校的，对不对？