/ˈbɔːrdər laɪn keɪs/ – Phrase
Definition: trường hợp khó phân loại, vụ án khó phân loại.
A more thorough explanation: A borderline case refers to a situation or scenario that is on the edge or boundary of meeting a specific legal definition or criteria. It is a situation where it is unclear whether the case falls within the parameters of a particular legal concept or standard.
Example: In this border-line case, the court will need to carefully consider the evidence presented by both parties before making a decision.