slump
英 [slʌmp]
美[slʌmp]
	    - vi. 下降,衰落;倒下;大幅度下降,暴跌
 - vt. 使降低;使衰落;使倒下
 - n. 衰退;暴跌;消沉
 
英英释意
- 1. a noticeable deterioration in performance or quality;
 - "the team went into a slump"
 - "a gradual slack in output"
 - "a drop-off in attendance"
 - "a falloff in quality"
 
- 2. a long-term economic state characterized by unemployment and low prices and low levels of trade and investment