金属

• At room temperature all the metals are paramagnetic .
  在室温时，所有的金属都是顺磁性的。
• Metals expand when heated .
  金属受了热就会膨胀。
• Soluble metallic hydroxides are bases that are alkalies .
  可溶解的金属氢氧化合物都是碱。
• How are metals concentrated .
  金属是怎样富集的？
• If metal gets hot it expands .
  金属遇热则膨胀。
• Lead will fuse at a lower temperature than some other metals .
  铅熔化的温度比别的金属低。
• The sanctuary lamp and the metal furniture were bronze .
  圣灯和一切金属器物都是青铜制品。
• He heated the metal and drew it out into a long wire .
  他把金属烧热，并将它拉成一条长线。
• Melted metal is poured into a mold to harden into shape .
  熔化之金属倒入模子中以冷却成形。
• When air is moving, the metal is pivoted on the hinge .
  当空气流动时，金属板在铰链上转动。