gangbusters
adverb mainly US informal uk/ˈɡæŋ.bʌs.təz/ us/ˈɡæŋ.bʌs.tɚz/
go/grow, etc. like gangbusters(also go gangbusters) 很红火；非常成功
to show a large amount of energy, activity, speed, or success
The economy is going like gangbusters. 经济发展如火如荼。
The precious metals market is about to go gangbusters. 贵金属市场即将迎来暴涨。