He penetrated our thoughts.

他看穿了我们心思。

He penetrated into the secret.

他看穿了这个秘密。

A member of the Gestapo visited the brothel the next day in the guise of an ordinary client, but fortunately the manageress saw through his cover.

第二天，一个盖世太保扮成普通到妓院，幸而母看穿了他。