假充[jiǎ chōng]
词典pretend to be：混充；假充；冒充。
词典pose as：自居；充当；摆出…的样子，装作…；假充。
pretend to be; pose as:
例：假充英雄
pose as a hero;
他假充记者混了进去。
He posed as a newsman to get in.
他信教纯属假充样子。
His religion was a mere pretence.