单词	nyctitropism
释义	nyctitropism noun nyc·​tit·​ro·​pism nikˈti‧trəˌpizəm plural -s : a sleep movement in plants characterized by response to a stimulus that is greatest or exclusively from one direction compare nyctinasty Word History Etymology International Scientific Vocabulary nyct- + -tropism
随便看	union security union service Union Shona union shop union station union suit union tannage union tee union territory union-made unioneer unioner unionest unionid Unionidae unionidaes unionides unionisation unionisation, unionise unionisations unionise unionised unioniser unionisers unionises

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。