pernicious

英 [pəˈnɪʃəs]

美 [pərˈnɪʃəs]

adj.  有害的，恶性的(尤指潜移默化地)

GRETEM8医学

Collins.1 / BNC.15230 / COCA.15964

牛津词典

adj.

• 有害的，恶性的（尤指潜移默化地）
  having a very harmful effect on sb/sth, especially in a way that is gradual and not easily noticed

柯林斯词典

• ADJ-GRADED 有害的；恶性的
  If you describe something aspernicious, you mean that it is very harmful.
  1. I did what I could, but her mother's influence was pernicious...
     我已尽力了，但是她母亲贻害颇深。
  2. There is a pernicious culture of excellence: everything has to be not merely good but the best.
     对于优秀存在着一种认识的误区：一切都务求最好。

英英释义

adj

• working or spreading in a hidden and usually injurious way
  1. glaucoma is an insidious disease
  2. a subtle poison
  Synonym:insidioussubtle
• exceedingly harmful
  Synonym:banefuldeadlypestilent

双语例句

• Smoking is pernicious to health.
  吸烟对健康有害。
• Planners are using the rocks to study the pernicious effects of regolith on machinery and astronaut health.
  规划者正在用这些岩石研究月亮土对机器和宇航员健康的有害影响。
• Less familiar but as pernicious is the impact on incomes.
  人们不太熟知的是收入受到的影响但它同样危险。
• There are four pernicious phases that can kill a relationship.
  有四种有害的阶段能够扼杀一段关系。
• The Committee has come to the conclusion that film and television violence has a pernicious influence on society.
  委员会得出了一个结论，电影和电视中的暴力对社会有不良的影响。
• Persistent gastritis can be a symptom of a gastric ulcer or pernicious anemia or stomach cancer or other disorders.
  持续性胃炎；可能是胃溃疡，恶性贫血，胃癌或其他失调的症状。
• The most pernicious effects of the bust, economists say, have been transmitted via banks and businesses.
  经济学家们称，这场泡沫破碎带来的最坏影响已经由银行业和商业传开了。
• The cuts in government funding have had a pernicious effect on local health services.
  政府经费削减对地方医疗事业有很坏的影响。
• There is a pernicious culture of excellence: everything has to be not merely good but the best.
  对于优秀存在着一种认识的误区：一切都务求最好。
• European thistle naturalized in United States and Canada where it is a pernicious weed.
  美国和加拿大已引入的欧洲蓟，它是一种有害的杂草。