讲解文本：
devote 专心致力于，奉献 devote oneself to 献身于，致力于，投身于，专心于 She has always devoted herself to her music. 她一向专心研究音乐。 As a teacher, I devote myself to my career and enjoy it. 作为一名老师，我全心投入我的事业，并且乐在其中。
疯狂练习吧！
