gear one’s study to practical use; learn(/study) sth in order to use (/apply) it; put into practice what has been learned;study for the purpose of application ? 我們要理論聯(lián)系實際，～。We should combine theory with practice and study for the purpose of application.
學以致用
studying for the purpose of application;studying something in order to apply it
學以致用
study for the purpose of application;study sth in order to apply it
學以致用xué yǐ zhì yònɡ
所學習的知識要能用于實際。study sth. in order to apply it, learn for practice