单词	microdrone
释义	microdrone in British English (ˈmaɪkrəˌdrəʊn) noun a small remote-controlled unmanned flying object Word origin C21: micro + drone Image of microdrone © piotr.ma, shutterstock
随便看	groundsill groundskeeper ground sloth groundsman groundsmen groundspeed ground squirrel ground-squirrel ground staff ground state ground station ground stroke groundswell ground tackle ground-to-air ground-to-ground ground troops ground war groundwater ground wave ground wire groundwood groundwork ground zero group

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