be a good thing (that)…

成語所屬單字thing

be a good thing (that)… — 慣用語

1. Used to say that something is lucky or fortunate.

1.慣用語
釋義

幸好

Used to say that something is lucky or fortunate.

例句

It's a good thing we brought an umbrella.

It's a good thing that you called when you did.