However, past experience has shown that this isn't always the case.

不过，过去的经验表明，事情并非总是如此。

youdao

Experience has shown that it's better to overestimate a little than to underestimate.

经验表明，高估要比低估好一些。

youdao

Software project experience has shown time and again that the early phases make or break a project.

软件项目的经验已多次表明，早期阶段决定项目的成败。

youdao

"What Monti's experience has shown is that you need political skills to be a politician, " said Professor Orsina.

BBC: Italy election: Rivals battle it out on and off-air

My experience has shown me the importance of balancing the flurry of advice.

FORBES: Embrace Change and Find Your Own Balance

"Experience has shown that forgetting Afghanistan is a strategic mistake, " the editorial concluded.

CNN: Obama, Romney: Ignore Afghanistan war at your own peril