•What is the probability of winning ?获胜的可能性有多大？

•The probability of getting all the answers correct is about one in ten.答案全部正确的可能性大约是1／10

•Until yesterday, the project was just a possibility, but now it has become a real probability (= it is likely that it will happen).到昨天为止这项计划还只是可能，但现在看来真的会实现。

•She will, in all probability, have left before we arrive.她十之八九会在我们到达之前就已经离开了。