每个开覆盖都有一个有限子覆盖。

Every open covering of X has a finite sub-covering.

youdao

每个开覆盖都有一个有限子覆盖。

To cover with or as if with fleece.

youdao

尽管一揽子刺激计划覆盖面广，但是这计划也意味着他所期待用于医保和教育的资金必将缩减，这正是最大的问题所在。

The biggest problem is that the stimulus package, though vast, could mean that the funds he had anticipated using for healthcare and education might have to be cut back.

youdao