(一). It's a toss-up. 可能性一半一半吧。

原音重现：

A: Would you like a sandwich or cereal?

你要吃三明治还是麦片粥?

B: It's a toss-up. I’m not sure which I want to eatnow.

各半吧，我也不知道自己现在想吃什么。

(二).What are the odds? 可能性怎样?

原音重现：

A: Did you hear that Rob won the marathon?

你听说罗布贏了马拉松比赛了吗?

B： But he is so slow. What are the odds of him winning?

跑得太慢了，他获胜的概率有声大?