roller 英式发音['rəʊlə]美式发音['rolɚ]
roller基本解释
n,[机]滚筒；滚轴；辊子；滚转机,同近
roller相关例句和用法
a paint roller.刷漆滚筒
roller英英释义
滚筒；滚柱英释nna piece of equipment consisting of a tube-shaped piece of wood, metal etc that rolls over and over, used for painting, crushing, making things smoother etc
roller短语
roller bearing,滚柱轴承.短语
