单词	guard cell
释义	guard cell noun : one of the two crescent-shaped epidermal cells that border and open and close a plant stoma Word History First Known Use 1875, in the meaning defined above
随便看	microchronometer microcircuit microcircuitries microcircuitry microcircuits microcirculation microcirculations microcirculatory Microcitrus microclimate microclimates microclimatic microclimatologic microclimatological microclimatologies microclimatologists microclimatology microcline microcline green microclines micrococcaceaes micrococcal micrococci micrococcus micrococcuses

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。