A2 twice the size, amount, price, etc., or consisting of two similar things together两倍的;成双的;双份的
A double flower or plant is a flower with more than the usual number of petals.(花)重瓣的
More examples
The pockets on my jeans are reinforced with double stitching.
At school we have double maths on Friday mornings.
I get £5 pocket money a wewek, but my friends all get double that amount.
He had a double helping of pasta.
Remember always to put a double space after a full stop.
[ C usually singular ] a person who looks exactly the same as someone else一模一样的人;极相像的人
[ usually singular ] UK an occasion when a football team wins two major competitions in a single season(足球比赛)双料冠军(即在同一赛季赢得两项重要比赛的冠军头衔)
[ C ] US in baseball, a hit that allows the batter (= person who hits the ball) to reach second base(棒球)二垒安打
B2 to become twice as much or as many, or to make something twice as much or many翻一番,加一倍
More examples
She's come up with some amazing scheme to double her income.
Consumer spending has more than doubled in the last ten years.
The amount of recycled glass used in manufacture doubled in five years.
Alarmingly, the hole in the ozone layer has doubled in size this year.
When the price of skiing in the mountain resorts doubled, tourists voted with their feet and just stopped going.
B1 something that is twice the amount, size, strength, etc. of something else两倍,双倍
More examples
This recipe is only for four, so I usually do double the quantity if I'm cooking for my family.
I'll pay you double if you get the work finished by Friday.
It's a con - you get half the food for double the price!
in two parts or layers双份地;双层地
to have a problem with your eyes so that you see two of everything, usually because you are drunk or ill(通常指因醉酒或疾病导致视力)出现重影
verb
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