Both are designed to survey wide swaths of the sky and could spot far more of the small space rocks.

二者都是专门用来巡视广袤天穹，搜寻小体积的太空陨石。

youdao

Both are designed to survey wide swaths of the sky and could spot far more of the small space rocks.

二者都是专门用来巡视广袤天穹，搜寻小体积的太空陨石。

youdao