The use of drones for example to target people involved in the smuggling business, let's say.

比如使用无人机来对付人口走私贩。

Rather, they were snared by a quadcopter drone dangling a cord that snagged hooks on the target drones' wings.

捕获它们的是一架四轴无人机，它用投放下来的绳索勾住目标无人机机翼上的挂钩。