1. to grapple a boat to a wharf with a steel hook 用铁锚将船固定在码头上
2. It can then attempt to start a grapple as a free action without provoking an attack of opportunity. 它能够再尝试开始一场战斗作为一个自由动作，而不用消耗一次攻击机会。
3. Observes and follow the signals given by maintenance employee who direct the moving and positioning of the grapple. 观察并遵循维修人员对抓斗的移动和定位操作所给出的信息和指示。
英英解释
n.
1. a tool consisting of several hooks for grasping and holding; often thrown with a rope
2. a dredging bucket with hinges like the shell of a clam
3. the act of engaging in close hand-to-hand combat v.
1. come to terms or deal successfully with
2. to grip or seize, as in a wrestling match
