The problem only exists in your head, Jane.

这个问题不过是你的想象，简。

《牛津词典》

The plan, as yet, only exists in embryonic form.

这个计划迄今为止还只是在酝酿之中。

《牛津词典》

Failure only exists in your own mind!

失败，只存在于你自己的想法中。

youdao

But in the end there is hope for this singer, who exists only in a movie and its soundtrack.

VOA: special.2010.02.22

Remember, language exists synchronically: it only exists in a moment, in a moment of simultaneity.

注意，语言存在于同一时间中：,它只存在于一个个时间截面上。

耶鲁公开课 - 文学理论导论课程节选

Political philosophy exists and only exists " in that call it "zone of indeterminacy" between the "is" and the "ought " between the actual and the ideal.

政治哲学存在，且仅存于,所谓的“不确定区域“,界于“是“与“该是“之间“,即现实与理想之间。

耶鲁公开课 - 政治哲学导论课程节选

Logic was cancelled for Windows, so the best music software only exists on Mac.

FORBES: Why Apple's Amazing Siri May Herald the End of the iPhone

So, parallelism implies that multitasking not only exists, but in the case of computers is actually good.

FORBES: Multitasking: Good Or Bad?

The beds only exists in a few coastal areas and can take thousands of years to form.

BBC: Maerl