These robots, typically launched by foot soldiers with a catapult, slingshot or hand toss, far outnumber their larger kin, which are the size of piloted aeroplanes.
2
Pelican遥控直升机的成功飞行意味着光束能量传输系统可以运用在大型无人飞机能量传输领域；
The Pelican’s successful flight probably means that the first big application for power beaming will be supplying energy to drones.
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