单词	Paris green
释义	Paris green /ˈparɪs / noun [mass noun] A vivid green toxic crystalline salt of copper and arsenic, used as a preservative, pigment, and insecticide.Beautifully named chemicals like Paris green (copper acetoarsenite), calomel (mercurous chloride), and realgar (arsenic sulfide), proved to be hazardous to the pyrotechnician's health.... In the past, farmers have used toxic chemicals such as calcium arsenate, Paris green, dichlorodiphenyltrichloroethane, and toxaphene to rid their cotton crops of insects.
随便看	dreamcatcher dream doctor dreamer dreamery dream-fabric dream factory dream-footed dreamful dreamfully dreamfulness dream-hole dreamily dreaminess Dreaming dreamingly Dreaming path dreaming spires Dreaming track dreamish dreamland dream landscape dreamless dreamlessness dreamlet dreamlike

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