和时兴，战时衰【英】

thrived in times of peace; but lost vigor in times of war

译文来源

http://news.xinhuanet.com/english/2017-05/14/c_136282982.htm

例句

1. 古丝绸之路，和时兴，战时衰。--《习近平在“一带一路”国际合作高峰论坛开幕式上的演讲》

1. The ancient silk routes thrived in times of peace, but lost vigor in times of war.--Quoted from President Xi's speech at opening of Belt and Road forum for International Cooperation