危害

• We all know that cigarette smoking is hazardous to health, and that alcohol abuse can kill .
  我们都知道吸烟危害健康，而饮酒过量能使人致死。
• Its ravages must be reduced to a level where reasonable economic return can be achieved .
  它的危害程度必须减少到能够得到合理的经济收入为度。
• Without competition from other organisms, the pathogen may grow very rapidly with serious damage .
  没有其他生物的竞争病原生长迅速，危害严重。
• Damage from ammonia and chlorine usually coincides with an inadvertent massive release to the atmosphere .
  氨和氯的危害常是无意地释放到大气中。
• In my opinion, he is incompetent to practise medicine and may be endangering patients'lives .
  我认为，他不具有行医的能力，甚至可能危害病人的生命。
• The deposition of sediment in our natural stream channels has greatly aggravated floodwater damages .
  泥沙淤积在天然河道，已大大加剧了洪水的危害。
• These wastes are sluiced directly into streams, they may create severe downstream sediment damages .
  这些废料直接排入河流，可以引起严重的下游泥沙危害。
• You are to kill the famous unicorn that is running wild in the forest and doing so much damage .
  树林里有一只闻名的独角兽，四处横行，危害极大，你得杀死它。
• By 1969 it had reached infestation proportions and was killing off whole local populations of its host .
  到1969年它已达严重危害，将本地区该植物种群全部害死。
• "inadvertent pollution" refers to the unintended introduction of a material that causes plant damage .
  “不被注意的污染”涉及无意中引进的物质造成对植物的危害。