恰好 (qià hǎo): As it turns out (Adverb) — Meaning & Stroke Order

I was just about to go out when, as it turns out, my friend called.

He didn't make a special trip to visit; he just happened to be passing by.

Through the breach in the city wall, one can just see the distant mountains.

According to the lunar calendar, his birthday happens to fall around the winter solstice this year.