Drone
01
无人机, 无人驾驶飞行器
a flying vehicle such as an aircraft that is controlled from afar and has no pilot
例子
The photographer used a drone to capture stunning aerial shots of the landscape.
摄影师使用无人机捕捉了令人惊叹的风景航拍照片。
Drones are often used in agriculture to monitor crop health and manage fields efficiently.
无人机经常用于农业，以监测作物健康状况并有效管理田地。
02
a stingless male bee in a colony of social bees whose only role is to mate with the queen
例子
Worker bees feed the drones until mating season.
The drone dies shortly after mating with the queen.
03
a continuous, unchanging sound or tone
例子
The drone of the engines filled the cabin.
He spoke in a monotonous drone that put everyone to sleep.
04
a pipe on a bagpipe or similar instrument that produces a single sustained tone
例子
The drone of the bagpipe gave depth to the melody.
The musician adjusted the drone to match the key.
05
a person who moves or acts sluggishly or takes more time than necessary to complete tasks
例子
He 's such a drone — everything takes him twice as long.
The manager complained that half the team were drones.
to drone
01
to speak in a continuous, dull, or monotonous tone, often causing boredom
例子
The teacher droned on about grammar for an hour.
He droned through his presentation without pausing.
02
to produce a continuous, low, dull, or monotonous noise
例子
The engines droned in the background.
The wind droned through the trees all night.
