/ˈleɪbər ˈjuːnjən/ – Phrase
Definition: công đoàn, nghiệp đoàn.
A more thorough explanation: A labor union, also known as a trade union, is an organization formed by workers in a particular industry or occupation to protect and promote their collective interests, such as wages, benefits, and working conditions, through collective bargaining with employers. Labor unions often negotiate labor contracts on behalf of their members and may also engage in activities such as strikes, picketing, and lobbying for labor-related legislation.
Example: The labour union negotiated a new collective bargaining agreement on behalf of its members.