释义 |
un·fas·tenBrE /ʌnˈfɑːsn/ NAmE /ʌnˈfæsn/ verb present simple - I / you / we / they unfastenBrE /ʌnˈfɑːsn/ NAmE /ʌnˈfæsn/ present simple - he / she / it unfastensBrE /ʌnˈfɑːsnz/ NAmE /ʌnˈfæsnz/ past simple unfastenedBrE /ʌnˈfɑːsnd/ NAmE /ʌnˈfæsnd/ past participle unfastenedBrE /ʌnˈfɑːsnd/ NAmE /ʌnˈfæsnd/ -ing form unfasteningBrE /ʌnˈfɑːsnɪŋ/ NAmE /ʌnˈfæsnɪŋ/ ~sth to undo sth that is fastened 解开;松开;打开◆ to unfasten a belt /button , etc .解开皮带、纽扣等OPP fasten |