/baʊnd tuː ˈsɜːrvɪs/ – Phrase
Definition: phải làm nghĩa vụ quân sự.
A more thorough explanation: “Bound to service” refers to a legal obligation or commitment to perform work or provide services for a specific period of time, typically under a contract or agreement. This term is often used in the context of employment contracts or agreements that require an individual to work for a specific employer for a designated period of time.
Example: The soldier was bound to service for a period of four years as part of his enlistment contract with the military.