| 单词 | pernicious |
| 释义 | pernicious (once / 1385 pages) adj Pernicious means harmful and subtle, such as a poison gas that causes cancer in those exposed to it over the course of years. Pernicious comes from the Latin perniciosus, for destructive, which in turn comes from pernicies, for death or ruin. You might have heard your parents and teachers talk about the pernicious effects of watching too much TV and playing video games all day––they'll turn your brain to mush. WORD FAMILYpernicious: perniciously, perniciousness USAGE EXAMPLESIndeed, a mainstream strategy in cognitive behavioral therapy involves purposefully articulating thoughts to oneself in order to diminish pernicious habits of mind. The New Yorker(Jan 01, 2017) This cultural self-destruction is particularly pernicious when women with children can’t function as mothers. Washington Post(Dec 29, 2016) What she did not understand then, but now sees clearly, was that pernicious forces were in control — an undiagnosed mental illness and an unwavering addiction. New York Times(Dec 28, 2016) 1adj exceedingly harmful Syn baneful, deadly, pestilent noxious injurious to physical or mental health 2adj working or spreading in a hidden and usually injurious way Syn insidious, subtle harmful causing or capable of causing harm |
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