如果他们不听我们的话，他们必定失败。的翻译：If they don't take our word for it they will fail. 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

If they do not listen to us, they will fail.

If they don't take our word for it they will fail.

If they do not listen to our, they are defeated surely.

If they do not listen to us, they are bound to fail.

If they don't take our word for it they will fail.