roller

n.

1. 滚压机; 滚杠, 滚柱
   • They pushed the boat down to the water on rollers.
     他们利用滚杠把小船推下水。
2. 定型卷夹
   • She put her hair in rollers to make it curl.
     她用卷发夹子把头发弄鬈曲。
3. 巨浪
   • The great Atlantic rollers surged in.
     大西洋的巨浪翻滚到岸边。