持之以恒chízhīyǐhéngTop 25000Meanings1. to pursue unremittingly (idiom); to persevereCharacters used持to hold之him以according to恒constantExamples1我wǒ对duì汤姆Tāngmǔ要yào持之以恒chízhīyǐhéng地de学习xuéxí法语Fǎyǔ口语kǒuyǔ这zhè件jiàn事shì很hěn怀疑huáiyí。I doubt that Tom will ever learn how to speak French properly.