露出马脚

dà duō shù shāng diàn pá shǒu bù tíng de sì chù xún zhǎo shè xiàng jī yīn ér lù chū mǎ jiǎo

大多数商店扒手不停地四处寻找摄像机，因而露出马脚。

Most shoplifters gave themselves away by constantly looking around for cameras.