Net profits slumped by 41%...

净利润暴跌了 41%。

Government popularity in Scotland has slumped to its lowest level since the 1970s.

苏格兰政府的支持率骤跌至 20 世纪 70 年代以来的最低水平。 Slump is also a noun.

...the slump of the early 1980s.

20 世纪 80 年代初的大萧条

She slumped into a chair...

她轰然倒在了椅子上。

He saw the driver slumped over the wheel.

他看见司机一头栽在了方向盘上。