Definition
Used to express that a particular event or outcome is fortunate or advantageous.
幸好
It's a good thing we left early, or we would have missed our flight.
幸好我们提早出发，否则我们就会错过航班了。
It's a good thing he had an umbrella because the weather suddenly turned bad.
幸好他带了伞，因为天气突然变坏了。
It's a good thing I reviewed the contract, otherwise I would have missed the important clause.
幸好我审阅了合同，否则我就会错过那个重要条款了。