Definition: to make something last longer Level: C1
健康的饮食可以延长你的寿命。
Eating a good diet can ___prolong your life.
然而，没有人预计罢工会延长超过一周。
However, nobody expects the strike to be ___prolonged for more than a week.
新政策可能会延长经济复苏的过程。
The new policy might ___prolong the economic recovery process.
