prick up
片語動詞所屬單字prick
prick up — 片語動詞
1. if an animal's ears prick up, they become upright and point forward; if a person
1.片語動詞
釋義
豎起耳朵（仔細聽）
if an animal's ears prick up, they become upright and point forward; if a person's ears prick up, they suddenly start listening carefully because something has caught their interest
例句
The cat's ears pricked up when she heard a can of tuna being opened in the kitchen.
When the radio announced a snow day, the children's ears pricked up and they ran to the living room.