单词	add-in
释义	add-in adjective ˈad-ˌin  : being or able to be added to and enclosed within an existing system (such as a computer) add-in hardware add-in noun Word History First Known Use 1980, in the meaning defined above
随便看	proembryos proemial proems proenzyme proenzymes proepimeron proepisternum proer proest proestrum proestrus proestruses proethical proethnic proethnically proettes Proetus proeutectoid prof proface profanation profanations profanatory profane profaned

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。