Because for the slightest fault one was to be branded, and banished to distant military post.

因为最错误就会被打上烙印，并被流放到遥远军事岗位。

Not only have you not announced what crimes your two sons are guilty of, but they have both already been forced into exile.

你不仅没有公布你两个儿什么罪，而且他们都已经被流放。