Polyoxin
多氧菌素
🗣️ 情景例句
Where is your family from?
祖籍在哪里？
To deliver the mail
投递邮件
I didn't have any supper, except a piece of bread, because I didn't feel very well.
晚餐我只吃了一片面包，别的什么也没吃，因为我觉得不舒服。