Use with caution in case of yinxu (yin deficient).

阴虚者小心应用。

youdao

But let me use the term "event" anyway, employing it with caution and as if in quotation marks.

但是无论如何我还是使用，“事件“，这个词，小心谨慎地使用它，带引号地使用。

耶鲁公开课 - 文学理论导论课程节选

Molinari said Biden will have to use caution in his exchanges with Palin.

CNN: Biden, Palin have different missions in debate

As with any translator, you might want to use this with caution when dealing with important people -- like potential business clients or fathers-in-law, for example.

ENGADGET: NTT DoCoMo launches free Concier mail translation app for Android devices