网站首页  词典首页

请输入您要查询的词汇:

 

词汇 naphthalene
释义

naphthalene

noun
/ˈnæfθəliːn/, /ˈnæpθəliːn/
/ˈnæfθəliːn/, /ˈnæpθəliːn/
[uncountable] (chemistry化学)
  1. a substance used in mothballs (= used for keeping moths away from clothes) and in industrial processes萘(用于制作卫生球等)
    词源early 19th cent.: from naphtha + -ene, with the insertion of -l- for ease of pronunciation.
随便看

 

迷途网英语在线翻译词典收录了310088条英语词汇在线翻译词条,基本涵盖了全部常用英语词汇的中英文双语翻译及用法,是英语学习的有利工具。

 

Copyright © 1997-2024 sdcarb.com All Rights Reserved 更新时间:2025/2/8 21:22:10