可巧的英语怎么说

可巧的英文：
by happy coincidence

He was thinking over his predicament when he heard a splash above him and a bucket of slops was emptied over his head.
"心下正盘算,只听头顶上一声响,"哗拉拉"一净桶尿粪从上面直泼下来,可巧浇了他一身一头."

Health is happiness
健康就是幸福

Content is happiness
知足常乐

Then Zara was happy.
然后扎拉就高兴起来了。

Commonness is happiness.
平凡是福。

A happy parent makes for a happy child.
有快乐的父母，才会有快乐的孩子。

coincident accidents
同时发生的事故

That was a really creepy coincidence.
那样的巧合实在太离奇了。

A series of coincident events.
一系列同时发生的事件。

three exactly coincident rasters
三个精确一致的光栅

Their aims are coincident with ours.
他们的目标与我们的一致。