Salinomycin
盐霉素
🗣️ 情景例句
When you understand the cultural background, you can better use the language.
当你了解了文化背景，你就能更好地运用语言。
May I have a receipt?
我可以要一张收据吗？
You must have been driving at seventy miles an hour.
你刚才一定是以每小时70英里的速度开车。