| 词组 | double |
| 释义 | double [doubled, doubled, doubling] double as double as sth to have a second use, job, or purpose: ▪ The living room doubles as a guest bedroom. ▪ Many years ago, the old church also doubled as the town hall. ▪ Jackson sings in the local jazz bar, where he also doubles as a dishwasher. ■ SIMILAR TO: ↑double up as BrE double back double back to turn around and go back in the direction you have just come from: ▪ The driver doubled back and headed for Howard Bay. ▪ Engine problems forced the plane to double back to the Los Angeles International Airport shortly after takeoff. ■ SIMILAR TO: ↑turn back double for double for sb to temporarily take the place of an actor when a dangerous scene in a film is being made: ▪ During his career, he has doubled for stars like John Wayne, Gary Cooper, and Jimmy Stewart. ▪ He had to run along the top of a moving train whilst doubling for Roger Moore in Octopussy. double over double over to suddenly bend your body forward because you are in so much pain or laughing so much: ▪ Nathan doubled over in pain and was rushed to the hospital. + with ▪ I doubled over with laughter, unable to stop myself. be doubled over ▪ Owen was still doubled over on the ground, holding one of his knees. ■ SIMILAR TO: ↑double up double up 1. double up to suddenly bend your body forward because you are in so much pain or laughing so much: ▪ Emilio doubled up, holding his stomach and crying in pain. + with ▪ The kids were doubled up with cramps from the greasy food. be doubled up ▪ By the end of the run I was doubled up and gasping for air. ■ SIMILAR TO: ↑double over 2. double up to share something with another person, especially because it is not possible for each person to have one: ▪ I don't have enough books for all the class, so some of you may have to double up. + with ▪ Sean will double up with Janey whenever we need to use his bedroom for guests. 3. double up to use twice the usual amount of something, or to do something twice as much as you usually do: ▪ I didn't take my medicine yesterday, so I'll have to double up today. + on ▪ To increase calories, double up on carbohydrates, but be careful about what you eat. double up as double up as sth BrE to have a second use, job, or purpose: ▪ Can this sofa double up as a bed? ▪ Mom always had to double up as the family nurse. ■ SIMILAR TO: ↑double as |
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