圈内人士 meaning in English

in-group source
in―grousource

Insiders say the 5ft 5in pop star has gone from 105lb to 120lb in a matter of weeks
圈内人士称身高5英尺5英寸的流行歌星布莱妮在过去的几星期里已从105磅长至了120磅。
He broke into feature films ， and into the collective unconscious of the world ， in one single successful year ， 1994
1994年，在他成功的一年中，他开始出演电影正片，并不知不觉成了圈内人士。
The government should listen rather less to the coterie of lobbyists and advisers that make up the inner circle of those close to the prime minister and his ministers
政府应该少听一小群院外活动家和顾问们，他们是离首相和他的部长们很近的圈内人士。
Indeed , the failings of mr bush ' s coterie are oddly reassuring for some conservatives : once he has gone , they can regroup , as they did after his father was ousted in 1992
确实，对某些保守主义分子而言，布什先生圈内人士的败绩出奇地令人安心：一旦他卸下大任，他们便能重新部署，犹如在1992年其父下野后的作为一样。