词汇与表达：drone

drone
无人机
drone是雄蜂的意思，发出的嗡嗡声，类似螺旋桨的声音，而且雄蜂一般只负责生殖，不负责生产，也有寄生虫的意思
A plane was droning in the distance.
飞机在远处嗡嗡地响。


He himself had always been a worker and a saver, George always a drone and a spender.
他自己一直克勤克俭，乔治则一直是又懒惰，又会花钱。