facts which came officially to his knowledge while acting as secretary of state他担任国务大臣时通过官方渠道知悉的事情

The rape did not come to my knowledge until much later.直到很晚我才知道强奸这件事。

It has come to my knowledge that Lieutenant General Sanchez was present during some of these interrogations.我知道在这些询问当中有时桑切斯中尉也在场。