/ˈlɔːfəl ɪʃuː/ – Phrase
Definition: thế hệ nối dõi hợp pháp, thế hệ con cháu trực hệ.
A more thorough explanation: A lawful issue refers to a matter or question that is within the bounds of the law or is in accordance with legal principles and regulations. It typically involves a situation or dispute that can be addressed or resolved through legal means and procedures.
Example: The attorney advised his client to address the lawful issue of property ownership before proceeding with the real estate transaction.