Pentasaccharides
五糖
🗣️ 情景例句
We're working on a solution right now.
我们眼下正在筹划解决方法。
The eye that sees all things else sees not itself.
眼睛能看见一切的东西，但看不见自己。
My knee hurts, my foot hurts and my head too.
我的膝盖伤了，脚伤了，还有头。