Methoxyprophylline
美索茶碱
🗣️ 情景例句
Stewart. S-t-e-w-a-r-t. Thank you.
Stewart， S t e w a r t。谢谢你。
Would you, please?
您肯帮忙？那太好了。
Nigel is a very lucky man.But his wife isn't very lucky.She usually stays at home!
奈杰尔是个很幸运的人。但他的妻子运气不很好。他总是呆在家里！