Due to keen competition, his business took a nosedive.
由于激烈的竞争,他的生意一落千丈。
2
The thermometer takes a nosedive the first day of winter.
入冬第一天气温计的水银柱骤降。
3
His pilot took off amidst a volley of gunfire but, confused by the hectic events of the moment, threw the wrong switch, sending the plane into a nosedive.