单词	Dobson unit
释义	Dobson unit noun : a unit of atmospheric ozone content above a given spot on earth's surface Word History Etymology after Gordon M.B. Dobson †1976 British physicist
随便看	mann equation mann integrable mann integral mann law mann love grass mann process mann reaction mann rearrangement mann spruce mann's diagram mann's green mann's redpoll mann-bur mann-cha mann-holl mann-koch reaction manna manna ash manna grass manna gum manna insect manna lichen manna scale mannan mannans

英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。