碰巧

There is no such kind of luck. it just happened by chance.

这种运气是不存在的，只是碰巧发生了而已。

There is no such a good luck, it just happned by chance.

这种运气是不存在的，只是碰巧发生了而已。

They were traitors to the people of course, all of them, men, women, and children, who happened to be descendants of the great men who since the Crusades had made the glory of France: her old noblesse.

他们是人民的叛徒，他们中的所有人，男人，女人，孩童，他们碰巧是伟人们的子孙，这些伟人自十字军东征以来为法兰西赢得荣耀：法兰西的旧贵族。

This happens to be a nocturne.

碰巧这是一首小夜曲

We just happen to be born, to be living now, and heading for a world of nothingness.

我们仅仅是碰巧出生在现在，同时没有出生在其他的地方。。。。

I know the answer to that question occasionally.

我碰巧知道你那道问题的答案。

I know the answer of your question in occasionally .

我碰巧知道你那道问题的答案。

I occasionally know the key to your question.

我碰巧知道你那道问题的答案。

I happened to meet him on my way home.

我在回家的路上碰巧遇见他。

I came on the off chance of finding you.

我是碰巧来的。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。