prick ears up
注意聆听或关注
口语·形容突然关注
英文释义
to listen attentively or with heightened interest
例句
When he mentioned a bonus, everyone pricked their ears up and stopped talking.
典故来源
源自动物行为，如狗或马竖起耳朵警觉地倾听，比喻人突然集中注意力。