/mændəˌtɔːri laɪf ˈsɛntəns/ – Phrase
Definition: Hình phạt tù chung thân bắt buộc.
A more thorough explanation: a term used to describe the obligatory punishment of having to spend the rest of your life in prison. In some jurisdictions, a mandatory life sentence must be given to a person convicted of certain crimes, such as murder.
Example: Four men have received mandatory life sentences for Mr Strickland’s murder.