a sledgehammer to crack a nut
用大砲打蚊子
口语·形容小题大做
英文释义
using excessive force or taking extreme measures to solve a relatively small problem
例句
Using a full-scale lawsuit for a minor dispute is like using a sledgehammer to crack a nut.
典故来源
字面意为“用大锤砸坚果”，比喻过度用力解决小问题，源自19世纪英国谚语。