Mannosamine
甘露糖胺
🗣️ 情景例句
Don't you have any hobbies, like stamp collecting or things like that?
你有什么爱好吗？像集邮之类的爱好？
Which American singer do you like to listen to?
你喜欢哪个美国歌星的歌曲？
He did a lot of research and travelled around the USA looking for information about his ancestors.
他做了大量的研究，在美国跑了许多地方，了解有关祖先的情况。