单词	alumen ustum
释义	alumen ustum noun alumen us·​tum -ˈəstəm, -ˈu̇s- plural alumina usta -mənəˈəstə, -ˈu̇s- : burnt alum Word History Etymology New Latin First Known Use 1753, in the meaning defined above
随便看	post-traumatic post-traumatic stress disorder post-Victorian postabdomen postabdominal postabortion postaccident postadolescence postadolescent postadolescents postage postage currency postage impression postage meter postage paper postage-due stamp postage-paid postage-paid impression postage-stamp postages postal postal address postal bus postal car postal card

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。