Eumycin
优霉素(获自枯草杆菌)
🗣️ 情景例句
May I please speak to Mr. Kong?
我可以孔先生讲话吗？
From the father comes honour; from the mother, comfort.
荣誉由父次，安慰由母与。
How much does this house cost?
这座房子卖多少钱？