向后兼容性是我们非常关注的领域。

Backward Compatibility is an area we where have focused much attention.

youdao

我们非常关注。

We were really concerned.

youdao

我们非常关注你方销售近几个月大幅度下降的问题。

We are much concerned that your sales in recent months have fallen considerably.

youdao

It's not just that Satan or the moon or whatever it is that we're looking at seems indeterminate until we get a proper look at it.

不仅是撒旦或月亮或者任意什么,我们在关注的，看起来非常不确定,直到我们得到了一个合理的想法。

耶鲁公开课 - 弥尔顿课程节选