Boof
狗吠聲
??? 情景例句
I'm a graduate of Harvard University.
我是哈佛大學的畢業生。
Unless there is a sudden change of political situation, it is not accepted to execute the contract only partially.
除非有什么突然的政局變化，否則執行部分合同不能被接受。
If you want, you can change it for another one.
如果你要換，你可以換另一件。