The robbery appeared to have been an inside job.

这次抢劫像是内部人干的。

《牛津词典》

Realize that happiness is an inside job.

要认识到快乐是一项内部工作。

youdao

The theft must have been an inside job.

帮助人们生活得好些是教会的责任。

youdao

There had been rumors that the tape might have been an inside job, created by a fellow ESPN employee.

FORBES: The Erin Andrews peephole pervert is brought to justice, but what about those who continue to watch the video?

The really alarming thing about the Times Square bomb, of course, is that it may have been an inside job.

ECONOMIST: Terrorism

Is there any indication from the reports you're getting there that this was an inside job and the Taliban troops had help?

CNN: Vinci: Taliban prison revolt an inside job