megaton [ˈmɛɡəˌtʌn]

例句:

• a one megaton nuclear bomb
  一枚一百万吨级的核炸弹
  
• This unit will yield a 50 - megaton nuclear blast in ten seconds.
  这个装置会在10秒内产生50兆吨的核爆炸.
  
• A megaton is a term used to describe one million tons of TNT.
  百万吨级是一个用于描述一百万吨TNT炸药的术语.
  
• Another British spy scandal of 'megaton proportions' was forecast yesterday.
  来自Daily Telegraph
• We are losing topsoil by the megaton from our prime agricultural land every year.
  来自SA
• A single aircraft armed with binary warheads would kill as many civilians as a single megaton nuclear bomb.
  来自City Limits