◆记忆方法一:
词根词缀记忆法:levity n 轻浮(lev+ity ),lev,live=raise,lighten,表示“提高,举起,变轻”
与单词:levity 相关的例句或者名人名言
Even more request for universal MIS are brought forward by exterior dynamic environment such as user requirement levity and development environment levity .