L-galactomethylose
[建] L-岩藻糖
🗣️ 情景例句
Do you want a first class, business class or economy seat?
你想要头等舱、商务舱还是经济舱？
What is the number?
号码是多少？
Don't close the window, Jim.Is he closing the window, Lily?
吉姆请不要把窗户关上。莉莉，他在关窗吗？