Serositides
[医] 浆膜炎
🗣️ 情景例句
No, thanks.
不用了， 谢谢。
To negotiate the agreement
商议同意
Tomorrow is christmas Eve, and my father and I went to choose a Christmas tree today.
明天是圣诞节前夜，今天我和父亲去选圣诞树。