glei

例句：

1. 1.The sky is a deep shade of grey today.
   今天的天空是深灰色的。
2. 2.She wore a grey dress to the party.
   她穿着一件灰色连衣裙去参加派对。
3. 3.The car was covered in grime and dust.
   这辆车被灰尘和污垢覆盖着。