单词	length of session
释义	length of session 上课期
随便看	cover ... tracks cover trade barrier cover transformation covert research method covert response covert role coverts covert search covert sensitization covert storage channel covert stutter covert stuttering covert timing channel covert trade barrier coverture covertures covert-way covert wrecker cover type cover type map cover tyre cover-uncover cover-uncover test cover unit cover-up 爱人以德爱人利物爱人好士爱则加诸膝，恶则坠诸渊爱别离苦爱博而情不专爱国如家爱如己出爱如珍宝爱富嫌贫しちょうしちょうしちょうしちょうしちょうしちょうしちょうしちょうしちょう【市庁】しちょう【市長】