Dkb
[医][=3',4'-dideoxykanamycin b]3',4'-双脱氧卡那霉素b
🗣️ 情景例句
African athletes are good at track and field events.
非洲选手擅长田径项目。
Why didn't you ask me for help?
为什么你不请我帮忙？
What's the basis of your belief that the product is safe?
你凭什么相信产品是安全的？