as right as rain 一帆风顺；非常健康；一切正常；完全令人满意

【例句】
His teeth went and hair got thin, but six months back in the hometown he was as right as rain.
他牙掉发稀，然而回到故乡半年又完全恢复了正常。

I was sick, but now I feel as right as rain.
我之前是生病了，不过现在我觉得一切正常，精神很好。