V2EX dichlorobenzene

Dichlorobenzene

Definition / 释义

二氯苯:一种含有两个氯原子的芳香烃(苯的氯代物),常见有邻位(o-)间位(m-)对位(p-)三种异构体;其中 p-dichlorobenzene(对二氯苯)常用于防虫剂、除臭剂(如某些樟脑丸/防蛀球)和工业溶剂等。

Pronunciation / 发音

/daklrbnzin/

Examples / 例句

Dichlorobenzene is used in some mothballs to repel insects.
二氯苯被用于某些防蛀球中以驱赶昆虫。

Because dichlorobenzene can irritate the respiratory system, good ventilation is important when it’s used indoors.
由于二氯苯可能刺激呼吸系统,在室内使用时保持良好通风很重要。

Etymology / 词源

由前缀 **di-**(“二、两个”)+ chloro-(“氯”)+ benzene(“苯”)构成,字面意思是“含两个氯取代基的苯”。该词属于典型的化学命名词汇,按成分直译即可理解。

Related Words / 相关词

Literary Works / 文学作品

“Dichlorobenzene”更常见于化学与工业类权威参考书而非小说等文学作品,例如:

  • The Merck Index(《默克索引》)
  • CRC Handbook of Chemistry and Physics(《CRC化学与物理手册》)
  • Ullmann’s Encyclopedia of Industrial Chemistry(《乌尔曼工业化学百科全书》)
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