2 sentences for 假冒 (jiǎ​mào)

1. 他假冒警察在街上进行诈骗。

   tā jiǎ​mào jǐng​chá zài jiē​shang jìn​xíng zhà​piàn.

   He impersonated a police officer to carry out scams on the street.

   Source: Dong Chinese Dictionary

2. 这些假冒产品严重损害了消费者的利益。

   zhè​xiē jiǎ​mào chǎn​pǐn yán​zhòng sǔn​hài le xiāo​fèi​zhě de lì​yì.

   These counterfeit products seriously harm the interests of consumers.

   Source: Dong Chinese Dictionary