With A Grappling Hook的意思|示意

To search or sweep the bottom body of water, as with a grappling hook or dragnet.

搜寻用抓钩或拖网在水底进行搜寻或打捞。

Hunters have to get near enough to the edge of the ice to retrieve the narwhal with a grappling hook.

猎人们必须靠近浮冰的边缘，才能用尖利的爪钩捕捉鲸鱼。

But BATMAN does come equipped with a bat hook: a grappling hook that special operators can throw onto power lines in order to charge up their battery-powered communications equipment.

不过蝙蝠侠确实配备了蝙蝠钩：带有特殊器件的挂钩可以扔到电力线路上，这样就可以给他们通信设备的电池充电。