定义
a metal: 金属
(a) metal (object): 金属（制品）
metallic (paint): 金属（漆）
- "Death... metal is making a comeback, pop critics say."
- "- Blue collar with metallic novelty bone and name tag"
- "The unholy marriage of plastic, metal and computer chips can never replace the pleasure of holding a book in one's hands."
- "Thank you, BrianBot, your metallic hands are surprisingly tender."
- "Horatio : No, it's not a drink, just a real pair of metal scissors for... cutting things."
- "I can't think of any more metals."
- "A recent study has shown that 2.2% of screw-cap bottles - metal stoppers which replace real corks - contain high sulphur levels, resulting in a smell of rotten eggs."
