/ˈmɑːkəˈ/ – Noun
Definition: dấu hiệu cột mốc, mốc đánh dấu.
A more throughout explanation: In legal terms, a “marker” refers to a physical object or device used to indicate or identify a specific location, boundary, or point of reference. It can also refer to a person or entity that provides information or guidance in a particular context, such as a market marker in financial trading.
Example: The police used a marker to outline the area where the evidence was found at the crime scene.