短語詞組短語be not sure of 由于對客觀情況不夠了解而不能作出恰當?shù)呐袛?/li>be sure of oneself 有自信心;自信;有自信;有自決議信念to be sure of 肯定be sure that of 確信be sure of themselves 自信be sure of victory 一定獲勝be sure of success 有必勝的把握;穩(wěn)操勝券;對成功有把握Be sure of you 認定尓了be sure of yourself 自信 返回 be sure of