So we are going to have to make an extra effort.

所以我们要做出额外的努力。

youdao

Must make an extra effort to open up new territory.

人没有做过的，你必须重新开辟一个新的领域。

youdao

Must make an extra effort to open up new territory.

人没有做过的，你必须重新开辟一个新的领域。

youdao