operon读音_例句
operon 朗读
operon
音标：ɒpəˌrɒn
operon翻译
operon双语用法和例句
相关单词
ombudsman obdurately overissue overthrust onslaught ophite overload omissible opisthenar otology operable outpost organizable oceania orthoferrite overruff oilman overside outfight oration