dà​qǐ​dà​luò

fluctuate

大起大落 dà​qǐ​dà​luò
fluctuate expression
to experience sharp and rapid rises and falls, especially in the context of market prices, economic indicators, or data
roller coaster expression
to experience significant ups and downs or drastic changes in one's life, emotions, or personal fortunes

Frequency

Movie subtitles
0.270 per million appears in 0% of films
Written text
2.44 per million

Sources

Definitions
CC-CEDICT