vt. 延长, 拖延, 拖长
Examples of people kept in captivity, children kept isolated in abusive orphanages, and prisoners kept in solitary confinement all show how prolonged solitude can lead to hallucinations(幻觉) and other forms of mental instability.
六级 · CET-6 2025年6月 第3套 · Part III 第36–45题
According to Kelli Harding, scientific advances have not made Americans healthier, nor prolonged their life.
四级 · CET-4 2022年9月 第1套 · Part III 第40题
Some companies believe that products' prolonged lifespan benefits both the environment and customers.
六级 · CET-6 2019年6月 第2套 · Part III 第36题
It seems commonly believed that companies are not motivated to prolong their products' lifespan.
六级 · CET-6 2019年6月 第2套 · Part III 第43题
40.Even though many plants have developed various tactics to cope with dry weather, they cannot survive a prolonged drought.
六级 · CET-6 2018年6月 第2套 · Part III 第40题