单词	auxotrophic
释义	auxotrophic adjective auxo·​tro·​phic ˌȯk-sə-ˈtrō-fik  : requiring a specific growth substance beyond the minimum required for normal metabolism and reproduction by the parental or wild-type strain auxotrophic mutants of bacteria auxotrophy ȯk-ˈsä-trə-fē  noun Word History Etymology Greek auxein to increase + -o- + English -trophic First Known Use 1944, in the meaning defined above Medical Definition auxotrophic adjective auxo·​tro·​phic ˌȯk-sə-ˈtrō-fik  : requiring a specific growth substance beyond the minimum required for normal metabolism and reproduction of the parental or wild-type strain auxotrophic bacterial mutants compare prototrophic
随便看	blocked blocked (off) blocked ball blocked in blocked off blocked out blocker blockers Blockflöte blockflötes blockfront blockhead blockhead board blockheaded blockheadedly blockheadedness blockheadism blockheads blockhole blockholer blockhouse blockhouses blockier blockiest blockily

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。