spy drone meaning in English

遥控无人驾驶间谍飞机

New delhi : in a remarkable act of long - range maritime snooping , navy ' s reconnaissance aircraft and spy drones detected , tracked and photographed a spanking new chinese destroyer and a tanker traversing through the indian ocean region this weekend
新德里消息：在本周末一次不寻常的长距离海上窥视行动中，海军侦察机和无人机探测、跟踪并拍摄了疾驶穿越印度洋的1艘中国新驱逐舰和1艘油船。