Sinocastor
中国河狸属
🗣️ 情景例句
I have never confirmed that the Roswell base exists, but I can't deny it either.
我从没有说过拉兹威基地存在，但我也不会否认。
There are spots in (or on) the sum.
人孰无过。
I'm very sorry, but I can't come.
但很抱歉，我不能来。