/ˈpaɪrəsi baɪ ðə lɔː əv ˈneɪʃənz/ – Phrase
Definition: hoạt động cướp biển theo luật pháp quốc tế.
A more thorough explanation: Piracy, as defined by the law of nations, refers to the act of violence or depredation committed on the high seas, outside the normal jurisdiction of any state, for private ends by the crew or passengers of a private ship or aircraft against another ship or aircraft or against persons or property on board such ship or aircraft.
Example: Piracy, as defined by the law of nations, is the act of attacking and robbing ships at sea.