這個主意的優點就在於它簡單明瞭英文怎麼說？

The advantage of the idea was its simplicity.

使用核能有何好處(有什麼優點)？英文怎麼說？

What is the advantage of using nuclear power?

他趁著天氣好,出去散散步英文怎麼說？

He took advantage of the good weather to go for a walk.

對不起(你認識我是單方面的),我不記得以前見過您英文怎麼說？

You have the advantage of me, I don't remember ever to have had the honor.