簡單學(xué)習英語口語(8):Let sb down, 讓某人失望！

Sorry to have let you down. 對不起,讓你失望了!
    To make sb. disappointed
    Our parents work hard to support us so as to make us a knowledgeable person! We should not let them down!
    父母為了讓我們成為有用之才努力工作支持我們,我們不要讓他們失望!