nose-dive /ˈnəʊzdaɪv/ n. | vi. I n. 1. (飞机的)俯冲 2. (价格等的)猛跌，暴落 The thermometer took a nose-dive the first day of winter. 入冬第一天气温计的水银柱骤降。 3. 〈美俚〉(宗教奋兴会上的)顿悟皈教 4. 〈美俚〉(拳击手的)佯装倒地 II vi. 1. 俯冲 2. 猛跌，暴落 His voice nose-dived. 他的声音突然轻了下来。 Since 1976 the economy of that country has nose-dived. 1976年以来那个国家的经济情况急遽恶化。