今天我們要學的詞是 cusp。Cusp 是尖端、浪尖,常用的表達方式 on the cusp of 是指正處于轉變時刻。Fed Chairman Jerome Powell said he believed the U.S. economy was on the cusp of a "historically rare" era of ultra-low unemployment and tamed inflation. 美聯儲主席杰羅姆·鮑威爾表示,他相信美國經濟正進入一個“歷史罕見”的超低失業率和通脹平緩的時代。Hurricane Michael is on the cusp of becoming a Category 4 hurricane with maximum sustained winds of 225 kmh winds, according to the National Hurricane Center. 根據國家颶風中心的數據,颶風邁克爾馬上將升級為4級颶風,最大持續風速為每小時225公里。
adj. 持久的,經久不衰的