knuckles
名词 knuckles:
a small metal weapon; worn over the knuckles on the back of the hand
同义词:brass knucks, knucks, brass knuckles, knuckle duster
名词 knuckle:
a joint of a finger when the fist is closed
同义词:knuckle, knuckle joint, metacarpophalangeal joint
动词 knuckle:
press or rub with the knuckles
同义词:knuckle
shoot a marble while keeping one's knuckles on the ground
同义词:knuckle