单词	dichlorobenzene
释义	dichlorobenzene noun di·​chlo·​ro·​ben·​zene (ˌ)dī-ˌklȯr-ə-ˈben-ˌzēn  -(ˌ)ben-ˈzēn : any of three isomeric compounds C6H4Cl2 especially : paradichlorobenzene Example Sentences Recent Examples on the Web The pesticide in most mothballs is para-dichlorobenzene (PDCB). Joe, The Seattle Times, 4 Feb. 2018 Word History First Known Use 1873, in the meaning defined above Medical Definition dichlorobenzene noun di·​chlo·​ro·​ben·​zene (ˌ)dī-ˌklōr-ə-ˈben-ˌzēn, -ˌklȯr-, -(ˌ)ben-ˈ  : any of three isomeric benzene derivatives C6H4Cl2 (as paradichlorobenzene) that differ in the relative placements of the two chlorine atoms
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