trough 的意思是槽,低谷。As global manufacturing slowed down due to geopolitical changes, major central banks across the world are easing their monetary1 policy in hopes of generating a mini-cycle trough to rebound2 growth in 2020. 随着全球制造业因地缘政治变化而放缓,各主要国家的央行正在放松其货币政策,以期带来一个微型周期低谷,在2020年实现增长反弹。