[pə'niʃəs]
pernicious
a. 有害的,致命的

词形变化:

名词:perniciousness 副词:perniciously

例句与用法:

  1. Pollution of the water supply reached a level pernicious to the health of the population.
    水源污染已经达到危及居民健康的程度。
  2. This event had a pernicious influence on society.
    这件事情对社会造成了有害的影响。

英英解释:

形容词 pernicious:

  1. exceedingly harmful
  2. 同义词:baneful, deadly, pestilent
  3. working or spreading in a hidden and usually injurious way
  4. 同义词:insidious, subtle