on impulse
成語所屬單字impulse
on impulse — 慣用語
1. Without previous thought or planning; because of a sudden, unplanned wish.
1.慣用語
釋義
一時衝動；心血來潮
Without previous thought or planning; because of a sudden, unplanned wish.
例句
Jessica picked up the vintage lamp on impulse at a flea market and later wished she had checked the price first.
Most shoppers who buy items near the register do so on impulse rather than by plan.