adj.白發(fā)蒼蒼的；老的

A band of gray hair encircled his bald dome. 他的禿頭頂四周長著一圈灰白的頭發(fā)。

He ran his hand through his thinning gray hair. 他用力捋他那愈見稀疏的灰頭發(fā)。

Why does the first gray hair stick straight out? 為什么最初的白頭發(fā)會挺得筆直的（那么顯眼）?

I do not realize she has so much gray hair now. 我沒注意到她現(xiàn)在有那么多白頭發(fā)。

A wisp of gray hair sticks out from under her hat. 一綹灰白頭發(fā)從她的帽子下露了出來。