nosedive
UK ['nəʊz.daɪv] US ['noʊz-] noun countable usually singular
■a fast and sudden fall to the ground with the front pointing down 俯冲•The plane roared overhead and went into a nosedive.飞机在头顶发出轰鸣，然后向下俯冲。 ■a sudden fast fall in prices, value, etc （价格等的）猛跌，骤降•There was alarm in the markets when the dollar took a nosedive.美元暴跌时，市场一片恐慌。
UK ['nəʊz.daɪv] US ['noʊz-] verb intransitive
■to suddenly fall to the ground with the front pointing down 俯冲•Spectators in the crowd watched in horror as the plane nosedived.观众惊恐地看着飞机俯冲下来。 ■to suddenly fall sharply in value （价格等的）猛跌，骤降•House prices nosedived without warning.事先没有任何预警房价突然暴跌。 |