Indian Roller棕胸佛法僧
European Roller蓝胸佛法僧
roller printing滚筒印花;[纺] 辊筒印花;转筒印刷法;滚筒印花机
needle roller滚针;卷叶虫;滚针轴承
roller diameter[机] 滚子直径;转鼓直径;滚筒直径;电压
roller conveyor滚筒式输送机;辊子输送机;滚柱式输送机;滚柱式输送器
roller electrode滚轮式电极;辊式电极;虎符式电极;滚轮电极
Crowned Roller[机] 凸度滚子;桶形滚柱;凸面轧辊;凸度滚子
roller mill[机] 滚压机;滚磨机;滚碎机;辊轧机
N-COUNT（可数名词） A roller is a cylinder that turns around in a machine or device. 滚筒
N-COUNT（可数名词） Rollers are hollow tubes that women roll their hair round in order to make it curly. 发卷
She gets up every morning and puts her hair in rollers.
她每天早晨起床后把头发缠进发卷里。