involve

• This reaction involves disproportionation of the aldehyde .
  这个反应就是醛的歧化作用。
• The real meaning of his remark is involved in ambiguity .
  他这句话的真正意思很难捉摸。
• It involves more than twice the necessary exertion .
  这使得他们所用的力量是必需的两倍。
• One involves radio device .
  一种是无线电定位法。
• Clouds involve the mountaintop .
  云雾笼罩山头。
• Magnesium is involved as a cofactor in many enzyme transfers .
  镁是许多酶转变的辅助因素。
• Some organic systems involve more complex fixation .
  一些有机体系还牵涉到比较复杂的凝固。
• Traders and shippers from both sides were involved .
  对方的商人和运货人都参与了这种活动。
• The reflection involves only a point on the reflector .
  反射涉及到的只是反射面上的一个点。
• The principle involved is obvious .
  其理自明。