sudden fall

• 骤退,突然落下

sudden fall的用法和样例：

例句

1. The sudden fall in the value of the dollar has puzzled financial experts.
   美元突然贬值，财经专家无不大伤脑筋。
2. He had been the king's favourite, and his sudden fall from grace surprised everyone.
   他本是国王的幸臣，一朝失宠众人无不感到意外。