Polyhexose
多糖
🗣️ 情景例句
In fact, I love what I do ...
事实上 我热爱我的工作……
He who fears being conquered is sure of defeat.
怕吃败仗的就要打败仗。
He has a bad cold,MR.Williams,
他得了重感冒，威廉斯先生，