Polyhydrate
多水合物
🗣️ 情景例句
Oh, thank you.
谢谢你。
I have a lot of responsibility in my job.
我的工作责任重大。
At her London Hotel today Miss Marsh told reporters she might retire.
今天在伦敦旅馆，马什小姐告诉记者她可能要退休。