Those birds have become more numerous lately.

近来那种鸟变得越来越多了。

This does not mean, however, that they are more numerous.

但是，这并不意味着，朝那个方向变异的次数就更多。

To the cattle, horse place, dung even more numerous.

到了养牛、马的地方，粪就更多了。

That kind of bird has become more numerous around here lately.

近来在附近一带那种鸟越来越多了。

The rules for events became more numerous and more strictly enforced.

体育项目的规则变得复杂起来，也更加严格了。