once-in-a-lifetime

US

UK

A2 初級
adj.形容詞一生一次的
Seeing the Northern Lights was a once-in-a-lifetime experience.
n.名詞千載難逢的機會
This trip is a once-in-a-lifetime opportunity to see the world.
adj.形容詞千載難逢的
This job offer is a once-in-a-lifetime opportunity to work abroad.

影片字幕