All these issues have been extensively researched in recent years.

所有这些问题近年来都得到广泛地研究。

《柯林斯英汉双解大词典》

Consider humans as part of these ecosystems, you've probably heard about water shortages or restrictions on how much water you can use, especially in the summer time, in recent years.

考虑到人类是这些生态系统的一部分，你可能听说过，水资源短缺可能会限制你可以使用多少水，特别是近些年夏天的时候，

youdao

The number of these colorful butterflies has dropped in recent years.

近年来，这些彩色蝴蝶的数量下降了。

youdao

"Hopefully,some of these steps will re-establish some of the security that has slipped away in recent years.

VOA: standard.2010.01.25

"In recent years,these companies have become much more sophisticated, up to the point where it's impossible to tell the difference between the counterfeit cigarettes and the actual cigarettes."

VOA: standard.2010.08.11

But development has taken off in these areas in recent years, and planners envision the day when available sites in these areas could also become rare.

WSJ: Is It Time for D.C. to Grow Up?

Somehow, despite all of the regulations, fees, and annoyances piled on these systems in recent years, applicants and employers are still filling the quotas.

FORBES: Positive New Steps To Reform High-Skilled Immigration

In recent years these in turn have lost out in popularity to an upsurge of privately financed religious and life-style channels, many promoting Salafism, the puritan form of Islam that is dominant in Saudi Arabia but which has long been disliked by most other Muslims as extreme.

ECONOMIST: The authorities want to control the airwaves��if they can