switchback發音名詞1之字形道路、回頭彎、急轉彎The road climbs the mountain in a series of steep switchbacks.這條路以一連串陡峭的之字形彎道爬上山。2之字形步道、折返山徑We hiked up twenty switchbacks before reaching the ridge.我們走了二十個折返彎道才抵達稜線。3大起大落、反覆轉折比喻Her career has been a switchback of triumphs and setbacks.她的職涯充滿成功與挫敗的大起大落。動詞1蜿蜒而上、呈之字形前進The trail switchbacks sharply up the face of the cliff.這條步道沿著崖壁陡急地蜿蜒而上。