单词	polyamine
释义	polyamine noun poly·​amine ˈpä-lē-ə-ˌmēn  ˌpä-lē-ˈa-ˌmēn  : a compound characterized by more than one amino group Word History First Known Use 1861, in the meaning defined above Medical Definition polyamine noun poly·​amine ˈpäl-ē-ə-ˌmēn  ˌpäl-ē-ˈam-ˌēn  : a compound characterized by more than one amino group
随便看	ultraheats ultraheavy ultrahigh ultrahigh frequency ultrahigh vacuum ultrahip ultrahot ultrahuman ultraism ultraisms ultraist ultraistic ultraists ultraleft ultraleftism ultraleftisms ultraleftist ultraleftists ultraliberal ultraliberalism ultraliberalisms ultraliberals ultralight ultralights ultralightweight

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。