It has no clearly defined scientific purpose.

它没有任何被明确定义的科学目的。

youdao

No. It has another purpose, but it'll be lightly guarded.

不是，是为了其它的目的，但是看守不会很严。

youdao

No. It has another purpose, but it'll be lightly guarded.

不是，是为了其它的目的，但是看守不会很严。

youdao