drone

US /dron/

UK /drəʊn/

B2 中上級TOEIC
n. (c.)可算名詞無人偵察機
A drone can be used to explore areas that are too dangerous for people to go to
v.i.自動詞抑揚無しに単調に話す
He likes to drone on about the evils of copying ideas
n. (u.)不可算名詞持続低音
He spoke in a dull drone
n. (c.)可算名詞雄バチ
He spoke in a dull drone
n. (c.)可算名詞怠け者
He's just a drone, doing what he's told without thinking.
v.i.自動詞うなる
The refrigerator droned in the background.

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