叛国罪

nǐ yīn wèi pàn guó zuì bèi dài bǔ le

你因为叛国罪被逮捕了。

You're under arrest for high treason to the crown.

tā yīn pàn guó zuì hé jiàn dié zuì bèi pàn wú qī tú xíng

他因叛国罪和间谍罪被判无期徒刑。

He was sentenced to life imprisonment for high treason and espionage.