He was part of a secret plot.

他是一个秘密计划的一部分。

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Castresana believed that Rosenberg would have pulled off "the perfect crime" -his secret plot permanently lost to history-had the driver not signed the sales-tax form.

卡斯特雷萨纳相信，要是司机没签那张营业税单，罗森博格会成功实施“这一完美的犯罪”，他的秘密计划将永远湮没于历史长河。

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Embedded within the explicit plot of the simile is a secret, a kind of buried narrative, and it's a hidden story that illustrates Satan's self-destruction.

深藏在这个比喻精巧的情节布局里的，是一个秘密，一个被深埋已久的故事，一个隐藏着的，阐述了撒旦自我毁灭的故事。

耶鲁公开课 - 弥尔顿课程节选

He said David Cameron had "no secret plot" to get the UK out of the EU, but wanted to remain a member of a reformed institution that was more competitive and flexible.

BBC: Clegg: No change of course on deficit reduction

During the struggle against apartheid, township youths would gather eagerly in secret shebeens (illicit pubs) to plot revolution.

ECONOMIST: South African drinking rites

Clint Eastwood plays Frank Horrigan, a tired-looking middle-aged Secret Service agent who gets wind of a plot to kill the President and marshals his flagging powers in an attempt to stop the assassin (John Malkovich).

NEWYORKER: In the Line of Fire