*curl² v [I,T] to form a curved shape, or to make something do this （使）弯曲: Should I curl my hair? 我应该烫发吗？ Smoke curled from the chimney. 烟从烟囱里袅袅升起。
curl up 1 to lie or sit with your arms and legs bent close to your body 蜷卧; 蜷坐; 蜷缩: Phoebe curled up on the bed and fell asleep. 菲比蜷卧在床上，睡着了。 2 if paper, leaves etc curl up, the edges become curved and point upwards 〔纸、叶子等〕边缘卷曲