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单词 paradichlorobenzene
释义 para·dichlorobenzene
\“+\ noun
Etymology: International Scientific Vocabulary para- (I) + dichlorobenzene
: a white crystalline compound C6H4Cl2 made by chlorinating benzene that sublimes easily and is used chiefly as a fumigant against clothes moths — called also PDB, p-dichlorobenzene; written systematically with ital. para- or p-
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更新时间:2025/3/21 20:44:29