VOA慢速英语:Avoiding the Danger of Carbon Monoxide Poisoning

1.They were using the device because they had failed to pay their heating bill, and the company had turned off their heat.

fail to未能…

turn off(把…)关掉

例句：The tap won't turn off and there is water all over the floor.
      水龙头关不上, 满地都是水。

      He turned off the water.
      他关上了水龙头。

2.When the gas links with the blood, the blood is no longer able to carry oxygen to the tissues that need it.

no longer不再, 已不, 不复, 再也不

例句：He was long a famous musician, but he plays no longer.
      他成为有名的音乐家已很久了, 但他现在不演奏了。

      The city's water supply is no longer adequate for its need.
      这个城市的供水已不敷需求。

3.It will result in head pain, stomach problems and a feeling of tiredness after two to three hours.

result in导致,结果是

例句：The game resulted in another victory for our team.
      比赛结果, 我们队又获胜了。

      The flood resulted in a considerable reduction in production.
      这次水灾造成相当大的减产。