closed circuit...[繼續(xù)閱讀]

    summer resort...[繼續(xù)閱讀]

    frontier defense inspection station...[繼續(xù)閱讀]

    checkpoint...[繼續(xù)閱讀]

    mark; landmark...[繼續(xù)閱讀]

    standard; par:請務(wù)必保證一切東西都在規(guī)定標(biāo)準(zhǔn)之上。Please see to it that everything should be kept above par....[繼續(xù)閱讀]

    Make yourself comfortable.Don’t mention it. You are welcome....[繼續(xù)閱讀]

    Take it easy....[繼續(xù)閱讀]

    no great shakes...[繼續(xù)閱讀]

    no later than...[繼續(xù)閱讀]