We'll never know unless MTN itself were to come back to us.

他说，除非MTN自己回到我们这边，否则我们永远不知道这个问题。

youdao

We'll never know unless MTN itself were to come back to us.

他说，除非MTN自己回到我们这边，否则我们永远不知道这个问题。

youdao