There are two cheap hotels ,but failing either of these,you may go back to where you were before请问其中的'failing either of these'为什么翻译成“要是两家都不行”,而不是“要是任何一家不行”?

问题描述:

There are two cheap hotels ,but failing either of these,you may go back to where you were before
请问其中的'failing either of these'为什么翻译成“要是两家都不行”,而不是“要是任何一家不行”?