1.俯冲
1.if an amount or value nosepes, it suddenly becomes much lower
2.if something nosepes, it suddenly becomes a lot less successful
1.a sudden reduction in prices, profits, etc.; a sudden end to success
2.an occasion when an airplane suddenly falls out of the sky with its nose pointing down
1.Mr Premier, China's stock market is noseping in the past months, and many small investors are losing money.
总理先生,中国的股市在过去的几个月里持续下滑,许多小投资者都赔钱了。