grey substance

常见例句

• The emery is a hard metallic substance.
  金刚砂是非常坚硬的金属物质。
• Barium sulfate is a radiopaque substance.
  钡硫酸盐是一种辐射光不能穿透的物质。
• Life seems grey and joyless to them.
  对他们来说生活是灰色的、不快乐的。
• She covered the bed with an old faded grey blanket.
  她在床上铺着褪了色的灰色旧毯子。
• Have you any grey pullovers in stock?
  你们有灰色套头毛衣的现货吗？
• Musk is a kind of strong-smelling substance.
  麝香是一种有强烈气味的物质。
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