1 [I,T] adapt (yourself) (to sth) to change your behaviour because the situation you are in has changed （因处境改变而）改变行为；适应；调适: He was quick to adapt (himself) to the new system. 他很快适应新制度。

2 [T] adapt sth (for sth) to change sth so that you can use it in a different situation 改变某事物（以便在别的情况中运用）: The bus was adapted for disabled people. 那辆公共汽车已改装，供残疾人使用。The teacher adapts the coursebook to suit the needs of her students. 老师改写了教科书以适应她学生的需要。