Heptamycin
庚霉素
🗣️ 情景例句
Are you free?
您有空吗？
I swear!
我发誓！
The English understand each other, but I don't understand them! Do they speak English?
英国人之间相互听得懂，可我却不懂他们的话！他们说的是英语吗？