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。
• This opinion exert pernicious effects on their physical and mental health.
  这种想法对他们的身心践看起了致命的影响。
• Other autoimmune diseases such as Addison's disease or pernicious anemia may also be present.
  其它如Addison病或恶性贫血等自身免疫疾病也可能出现。
• 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。
• Other studies have linked B12 deficiency with pernicious anemia, cardiovascular disease, cancer, and neurodegenerative disorders.
  其它研究已经把维生素B12缺乏与恶性贫血，心血管疾病，癌症和神经再生紊乱联系起来了。
• They can have a particularly pernicious effect in apparently energy-rich countries.
  它们在能源明显丰富的国家会产生尤其恶劣的影响。
• Smoking is a pernicious habit.
  抽烟是一种有害的习惯。
• 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。
• 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。
• 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。