Unconscious, secret calls, invitations from all the faces, they are the necessary reverse and price of victory. there is no sun without shadow, and it is essential to know the night.

无意识的、秘密的召唤，一切面貌提出的要求，这些都是胜利必不可少的对立面和应付的代价。不存在无阴影的太阳，而且必须认识黑夜。

youdao

The secret - if there was any - of cloud telephony is creating what Grady Booch calls the illusion of simplicity.

云语音的秘诀是，如果有的话，创造出被 格雷迪·布奇（Grady Booch）称为简单之幻象的东西。

youdao

The secret of the company's success is the rigorous development of its own style of managing acquisitions, which it calls “the Cemex way”.

Cemex成功的秘诀在于它严苛管理并购，Cemex称之为“Cemex模式”。

youdao

Once on the air, however, the questions turn serious, as a chillingly aggressive former member of the once-feared Securitate secret police force calls in.

NEWYORKER: 12:08 East of Bucharest

The most striking evidence, however, comes from secret recordings of telephone calls and sales meetings in which the fraud seems to be openly discussed by employees as high up as the Vice President of Sales.

FORBES: FBI Says Recordings Expose Jimmy Haslam's 'Jacking The Discount' Fraud At Pilot Flying J

The murder was the result of months of secret meetings and phone calls between Mr Nowak and Ms Lagwinowicz, with Miss Wells-Burr oblivious to her part in the so-called "love triangle", the court was told.

BBC: Catherine Wells-Burr