fulfill

It took him three years to fulfill all the requirements needed to earn his pilot's license.

(Chinese) 他花了三年时间才完成获得飞行员执照所需的所有要求。

The politician failed to fulfill his campaign promise to lower taxes within the first year.

(Chinese) 这位政治家未能履行他在第一年内降低税收的竞选承诺。