verb · to entrust someone with something or leave something in someone's care

出国期间，他把几箱珍贵的书籍寄托给老友保管。

verb · to place one's hopes, feelings, or energy in something or someone

母亲把毕生的希望都寄托在女儿身上。

verb · a thing or person in which one invests one's hope, energy, or emotions; spiritual support

音乐成了他唯一的精神寄托。