/ˈæt ˈlɔː/ – Phrase
Definition: theo luật định, do luật pháp, trong lĩnh vực pháp luật, trong khuôn khổ luật pháp.
A more thorough explanation: “At law” is a legal term that refers to actions or proceedings that are conducted according to the law or legal system. It signifies that something is done in accordance with the law, as opposed to being done outside of legal parameters.
Example: The defendant argued that the evidence presented was inadmissible at law due to a violation of the Fourth Amendment.