持之以恒keep: vt. (kept ) 1.拿著,保持;保存,保留;保管 ...it: it2 pron. (sing. Nom. ...up: adv. (superl. uppermost ) 1. ...persist: vi. 1.堅持,固執(zhí) (in)。 2.繼續(xù)存在,存留。 ...keep it up, keep it up, keep it: 繼續(xù)努力,再接再厲繼續(xù)努力,再接再厲繼續(xù)下載手機詞典可隨時隨地查詞查翻譯