单词	emission credit
释义	emission crediteˈmission ˌcredit noun [countable usually plural] official permission to produce a particular amount of a substance that can harm the environment, which is given to a company by a government or organization or bought by a company
随便看	speechlessness speech marks speech synthesizer speech therapist speech therapy speechwriter speed speedboat speed bump speed camera speed dating speed-dial speed dial speedily speeding speed limit speedometer Speedos speed reading speed skating speed trap speedup speedway speedy speleologist

英语词典包含52748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。