He made an allusion to a secret plan in his speech.

在讲话中他暗示有一项计划。

Two men formed a plot to rob the bank.

两人制定了抢劫那计划。

The Times reported a secret programme by the country to build nuclear warheads.

《泰晤士报》报道了该国制造核弹头计划。

We have been monitoring the enemy's radio broadcasts to try to find out their secret plans.

"我一直在监听敌方电台广播,设法查探他计划。"

The plan was made in secrecy.

计划是制订。

The plan is secret.

这计划是。