One way of deciding what to do when you have difficulty in choosing the best course of action is to toss a coin.

当你遇到困难不知选什么行动方案最好的时候，一个办法就是扔硬币来决定干什么好。

youdao

It would be better to decide it on the toss of a coin.

最好用抛硬币的方式来对此事做决定。

《柯林斯英汉双解大词典》

I mentioned this before—I think I mentioned it before—if you say, I'm going to ask you to bet on a coin toss.

我之前提到过——我想我之前提到过——如果你说，我想让你赌抛硬币的正反面。

youdao

I mentioned this before -I think I mentioned it before -if you say, I'm going to ask you to bet on a coin toss.

我之前提到过...,应该提到过...,我邀请你与我赌硬币正反面

耶鲁公开课 - 金融市场课程节选

You might say the probability that you toss a coin and it comes up heads is a half, because it's equally likely to be heads and tails.

如果你抛一枚硬币,正面向上的概率一定是50%,因为正反哪一面向上的可能性是相同的

耶鲁公开课 - 金融市场课程节选

For example, if you ask people how much they would be willing to bet on a coin toss, they will typically bet more if they can toss the coin or they will bet more if the coin hasn't been tossed yet.

比如说,如果你问人们,他们愿意出多少钱去赌掷硬币,如果他们可以掷硬币,或在硬币还没被掷出前,他们会下更大的注

耶鲁公开课 - 金融市场课程节选

On a crisp Saturday night, Azarenka won the coin toss and elected to receive, a ploy that seemed to work when a nervous Li was broken to start the match.

WSJ: Azarenka Beats Li to Win Australian Open

As determined by a coin toss, the first question goes to you, Senator Kerry.

NPR: Transcript of Presidential Debate

And if their patents get curbed or struck down in the Samsung ruling (a coin toss at this point) they will not be able to tithe the other manufacturers into submission.

FORBES: Move up http://i.forbesimg.com t Move down