prick ears up
注意聆聽或關注
口語·形容突然關注
英文釋義
to listen attentively or with heightened interest
例句
When he mentioned a bonus, everyone pricked their ears up and stopped talking.
典故來源
源自動物行為，如狗或馬豎起耳朵警覺地傾聽，比喻人突然集中注意力。