[huī]
[名]
(物质燃烧后剩下的粉末状的东西) ash
straw [wood] ashes;
草[木]灰
fly ash;
气灰
volcanic ashes
火山灰
Drop your cigarette ashes into the ashtray.
请把香烟灰弹在烟灰缸里。
(尘土; 某些粉末状的东西) dust
After the wind, there was a layer of dust on the desk.
大风过后, 桌上落了一层灰。
(特指石灰) lime; (lime) mortar
mix mortar
和灰
plastered wall
灰墙
[形]
(介于黑色和白色之间、像木柴灰的颜色) grey
a grey horse
灰马
(消沉; 失望) disheartened; discouraged
feel disheartened
心灰意懒