his jumping to the water to drag an injured woman to shore

问题描述:

his jumping to the water to drag an injured woman to shore
这不是一个完整的句子,jumping to the water 怎么前面可以加his?这个点怎么解释?

应该是指 他跳入水的动作就是说his后面加的是跳入水中的动作?个人觉得