| 词组 | double up |
| 释义 | 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. |
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