用作

• Nitrite is used as a food additive .
  亚硝酸盐被用作一种食物的附加剂。
• Musk is used for perfumes and stimulant .
  麝香被用作香料和兴奋剂。
• " proven " is mostly used adjectivally .
  “Proven”多用作形容词。
• They may simply modify the verb .
  他们可以单纯用作动词的修饰语。
• They may modify the whole sentence .
  可以用作全句的修饰语。
• People use it in a large variety of recipes .
  人们将它普遍用作各种食品的辅料。
• It was introduced as a means of obtaining information .
  它被用作一种获得案情的方法。
• The remaining cord and brain are used for virus isolation .
  其余的脊髓和脑则用作病毒分离。
• This platform would serve as a port and a railway station .
  这个平台可以用作码头和火车站。
• Chair is increasingly used to mean chairman or chairwoman .
  Chair逐渐多用作主席，男女均可。