charcoal

charcoal
noun
  1. [mass noun]a porous black solid, consisting of an amorphous form of carbon, obtained as a residue when wood, bone, or other organic matter is heated in the absence of air
    炭,木炭
    ■a substance of this kind used for drawing
    木炭笔
    ■[count noun]a drawing made using this substance
    木炭画
    ■a dark grey colour
    炭灰色
    [as modifier]a phone in charcoal grey.
    一部炭灰色的电话。
语源
  1. late Middle English: probably related to coal in the early sense 'charcoal'
英语宝典
考试词汇表