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
He won't come until next week.
他下星期才会来。
A house divided against itself cannot stand.
家庭内讧难维系。
Summer is from December to February, and winter is in June, July and August.
夏天从12月到2月，冬天是在6月、7月和8月。