outlive
vt.比……活得长，比……持久 He outlived his wife
outlive one's usefulness 某人或某物不再有用、行不通了（即no longer useful）
The one-child policy had outlived its usefulness.
作业：
1、这个传统方法已经行不通了。
The traditional method has outlived its usefulness.
PS：approach
2、#死读书
The traditional education approach which just requires students to study textbooks has outlived its usefulness due to the fast development of the world.
