plural of caster
n. a worker who casts molten metal into finished products
n. a shaker with a perforated top for sprinkling powdered sugar
n. a pivoting roller attached to the bottom of furniture or trucks or portable machines to make them movable
(caster 的复数) n. 投手, (家具的)脚轮, 调味瓶
[机] 后倾角