我恰巧在街上看到了你的父亲。

I chanced to see your father in the street.

《新英汉大辞典》

答案取决于哪个组成部分恰巧是更强的。

The answer depends on which component happens to be stronger.

youdao

我恰巧在街上遇到了她。

I met her by chance on the street.

《新英汉大辞典》

I don't happen to have one today because we're not going to do a lot of code.

今天我恰巧没带来,因为我们不会做很多代码。

麻省理工公开课 - 计算机科学及编程导论课程节选

So, what happens is the UCS and the CS, the bell and the food, go together because they happen at the same time.

发生的事情不过是,无条件刺激与条件刺激，铃声与食物，因为恰巧同时出现而联系在了一起。

耶鲁公开课 - 心理学导论课程节选

The standard library, that first line of code, it's not strictly necessary but any time you use a function, a tool that someone else wrote that lives in that so called library, you do need that include line as we'll see.

标准库函数--第一行代码，严格来说，不是每次都要写的，但是一旦你调用某个别人写，的函数，而这个函数又恰巧位于标准库里面,你就要像我们看到的这样，把它include进去。

哈佛公开课 - 计算机科学课程节选