Cef
[医][=centrifugation extractable fluid]离心提取液
🗣️ 情景例句
Where's the bag with the chicken salad sandwiches?
放鸡肉沙拉三明治的袋子在哪？
So let us all welcome him to the podium.
让我们欢迎琼斯先生上台演讲。
Nigel is a very lucky man.But his wife isn't very lucky.She usually stays at home!
奈杰尔是个很幸运的人。但他的妻子运气不很好。他总是呆在家里！