slump
柯林斯词典
1. V-I If something such as the value of something slumps, it falls suddenly and by a large amount. (价值等) 暴跌
Net profits slumped by 41%. 净利润暴跌了41%。
2. N-COUNT Slump is also a noun. (价值等的) 暴跌
The council's land is now worth much less than originally hoped because of a slump in property prices. 由于地产价格的暴跌，委员会的土地目前大不如原来所希望的那么值钱了。
3. N-COUNT A slump is a time when many people in a country are unemployed and poor. 经济萧条时期
...the slump of the early 1980s. …20世纪80年代初期的经济萧条时期。
4. V-T/V-I If you slump somewhere, you fall or sit down there heavily, for example, because you are very tired or you feel ill. 瘫倒; (因劳累或生病等) 跌坐
She slumped into a chair. 她瘫倒在一张椅子上。
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slump /slʌmp/ (slumping,slumped,slumps)
剑桥词典
slump verb (REDUCE SUDDENLY)
[ 不及物动词：后面不接宾语的动词 ](of prices , values , or sales ) to fall suddenly
（价格、价值或销售额）猛跌，突然下降
The value of property has slumped. 房产价值突然下跌。
Car sales have slumped dramatically over the past year . 过去一年汽车的销售额大幅度下降。
slump verb (SIT/FALL)
[ 不及物动词：后面不接宾语的动词 经常 后面必须接副词或介词的动词 ]to sit or fall heavily and suddenly
沉重地坐下（或倒下）
She slumped into the chair , exhausted . 她颓然跌坐在椅子上，筋疲力尽。 返回 slump