As he told me his plan in strict secrecy, I cannot tell you anything about it.

他把计划告诉我，我要严守秘密，因此我不能对你有任何透露。

youdao

Before he received his prestigious award at a glittering dinner in London on Thursday night, The Daily Telegraph was granted rare access to HMS Tireless, which is normally veiled by strict secrecy.

上星期四晚上，柏利在伦敦一场华丽的晚宴上得到了这项尊荣。 在此之前，“每日电讯报”很难得地获准登上皇家海军“不懈”号采访，该潜艇通常是严格保密的。

youdao

Quality must be consistently high and the work often involves strict secrecy, all of which argues for keeping it in-house.

持续保持高质量而这些工作常涉及高度机密，所有这一切却都要求将外包业务内部化。

youdao

During this period all the cardinals - retirees included - will begin to discuss in strict secrecy the merits of likely candidates.

BBC: Conclave: How cardinals elect a Pope