It's important to find out both sides of the story, but it's also a good chance to show your friend that you trust him by telling him.

找出事情的两面性很重要，但这也是一个通过告诉朋友你信任他的好机会。

youdao

I didn't think you'd be at home but I just called by on the off chance.

我想你不会在家，只是碰碰运气顺路来看一下。

《牛津词典》

I'm sorry to trouble you, but I wondered if by any chance you know where he is.

对不起打扰您了，我想问问您是否碰巧知道他在哪里。

《柯林斯英汉双解大词典》

But by the end of the movie, she has a chance to let her acting skills shine and she becomes a star.

VOA: special.2009.09.20

So, if you by chance, I know it's very rare, but if by chance you don't get the class you can always follow up later.

如果你们偶然，我知道不太可能，但是如果不小心你们错过了某节课,你们就可以在之后补回来了。

麻省理工公开课 - 固态化学导论课程节选

But by entering she has a half chance of winning the election.

但是通过参选她赢得了一半获胜的机会

耶鲁公开课 - 博弈论课程节选

The flower had been thought to be extinct but was found by chance growing in Yorkshire in the 1930s.

BBC: Lady's Slipper rare orchid to have Chelsea show security

"It could either be reports of whales and dolphins people see by chance but preferably we would like people to commit to boat-based watches or two-hour land-based watches, " said Ms Gibas.

BBC: 158 dolphins and whales spotted in weekend Sea Watch

But unlikely things do occur by chance sometimes--that's how people get struck by lightning or win the lottery.

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