但还存在问题。

But there are problems.

youdao

虽然存在尺寸大小问题（是否适合用户的屏幕）和下载问题（如果用户还使用 56k 的调制解调器），但字体的问题却解决了。

While there are sizing issues (does it all fit on the user's screen?) and download issues (what if the user still has a 56k modem?), the problem of fonts vanishes.

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但目前我国施工企业在施工阶段的成本控制中还存在许多问题。

But now, there are still many problems in the cost control during the construction phase for Chinese construction enterprises.

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But there's a different problem a theory could have.

但一个理论还可能会存在其他方面的问题。

耶鲁公开课 - 心理学导论课程节选