roller

詳細解釋：

roller

n.（名詞）
One that rolls or performs a rolling operation or activity.
滾動或執行滾動行為和活動的人
Any of various cylindrical or spherical devices that roll or rotate, especially:
各種各樣可以滾動或旋轉的圓筒狀或球形裝置，尤指
A small, spokeless wheel, such as that of a roller skate or caster.
滾輪：如旱冰鞋或小腳輪上沒有輻條的小輪子
An elongated cylinder on which something, such as a window shade or towel, is wound.
滾軸：一種窗簾或毛巾等可卷繞在其上的細長圓筒狀物
A heavy, revolving cylinder that is used to level, crush, or smooth.
軋輥，滾軋機：一種用於輾平、壓碎或弄平滑其它物體的可旋轉的笨重圓筒狀物
Printing A cylinder, usually of hard rubber, used to ink the type before the paper is impressed.
【印刷術】 墨輥：一種通常用硬橡膠製成的在壓印紙張前給印刷用的活字塗墨的圓筒
A cylinder of wire mesh, foam rubber, or other material around which a strand of hair is wound to produce a soft curl or wave.
捲髮筒：由金屬絲網、泡沫橡膠或其它材料做成的一種周圍可卷繞一縷頭髮做成柔軟的捲曲或波浪髮型的圓筒
A long, rolled bandage.
繃帶卷：一種長的卷繃帶
A heavy, swelling wave that breaks on a coast.
卷浪長涌：拍擊著海岸的高漲波浪
A tumbler pigeon.
翻飛鴿

---

roller
roller 2

n.（名詞）
Any of various Old World birds of the family Coraciidae, having bright blue wings, stocky bodies, and hooked bills. They are noted for their aggressiveness and their habit of rolling and twisting in flight, especially during the breeding season.
佛法僧：任一種長有艷麗的藍色翅膀、粗壯的軀體及鉤形喙的佛法科東半球鳥，該鳥以喜好攻擊且尤其習慣於繁殖季節在飛行中翻滾旋轉而出名
A canary that trills.
啁啾而鳴的金絲雀

來源：
German
德文
from rollen [to roll, burble] * see rollmops
源自 rollen [旋轉，作潺潺流水聲或起泡聲] *參見 rollmops