Though it is unclear as to what their aims are, it is certain that they must be stopped at all costs.

尽管还不清楚他们的目的究竟是什么，但是可以确定的是必须不惜一切代价阻止他们。

youdao

Though it is unclear as to what their aims are, it is certain that they must be stopped at all costs.

尽管还不清楚他们的目的究竟是什么，但是可以确定的是必须不惜一切代价阻止他们。

youdao