Pidemiologist
[医] 流行病学家
🗣️ 情景例句
Paper or plastic?
现金还是信用卡？
I don't know the answer, but let me ask Mr. Chen to comment on that.
我不知道答案，让我问一下陈先生看他有什么看法。
Don't tell me that all this is because of a photograph taken when I was twelve.
别跟我说，所有这一切都是因为我12岁时拍的一张照片。