词典释义：
a substance that when introduced into or absorbed by a living organism causes death or injury, especially one that kills by rapid action even in a small quantity
毒物，毒药。
【化】 抑制剂。
【物理】 中子吸收剂。
a person, idea, action, or situation that is considered to have a destructive or corrupting effect or influence
有毒害（或危险）的人（或观点、行为、情况）
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the late 1930s, when Nazism was spreading its poison .纳粹主义传播流毒的２０世纪３０年代。
administer poison to (a person or animal), either deliberately or accidentally
（故意或偶然）施毒，放毒
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he tried to poison his wife 他试图毒死他的妻子
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[as noun
poisoning ]symptoms of poisoning may include nausea, diarrhoea, and vomiting .中毒症状包括恶心、腹泻和呕吐。
adulterate or contaminate (food or drink) with poison
对（食物，饮料）下毒，放毒。
[usu. as adj.
在（武器，投射物）上涂毒。
(of a dangerous substance)kill or cause to become very ill
（危险物质）毒死，毒害
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swans are being poisoned by lead from anglers' lines .天鹅正在受到垂钓者鱼线上的铅球的毒害。
contaminate or pollute (an area, the air, or water)
污染（地区，空气，水）。
〈喻〉 荼毒，毒化；破坏
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his disgust had poisoned his attitude toward everyone .他的厌恶之情毒化了他对每个人的态度。
【化】 （物质）减弱，抑制（催化剂）的活性。
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what's your poison? informal used to ask someone what they would like to drink〈非正式〉 想喝点什么？
"Middle English （denoting a harmful medicinal draught）： from Old French
