/trʌθ ɪn ˈsɛntənsɪŋ/ – noun
Definition: Nguyên tắc phải chấp hành đúng mức án.
A more thorough explanation: the principal that convicted criminals should serve the full prison sentence they have been given, and not be released early
Example: He was eligible for parole almost immediately because the murder took place before truth in sentencing laws came into effect.