对新学院院长的任命笼罩着一层保密的帷幕。

A ___veil of secrecy surrounded the appointment of the new college president.

他的个性被一层粗鲁和直率的帷幕所掩盖。

His personality was shrouded by a ___veil of coarseness and bluntness.

调查穿透了错误信息的帷幕。

The investigation pierced through the ___veil of misinformation.