Senses
叩关/ 叩關 to knock at the gate
To knock at a gate or request passage at a frontier; often used metaphorically to mean reaching a significant threshold or making an approach.
叩关/ 叩關 to invade
To attack a pass or invade another country.
叩关/ 叩關 to attack the goal
In a sports context, to strike toward the goal or attempt to break through a defense.