词汇	reversed arc
释义	reversed arc 反向岛弧
随便看	roller chain saddle roller chain sprocket fraise roller chain transmission roller chain twist guide roller chain with attachments roller chain with hollow pins roller chamfer roller change unit roller changing system roller check roller chock roller, clamping roller roller cleaner roller cleaning roller cleaning device roller cleaning knife roller clearance roller clearer roller clearing apparatus roller cloth roller cloth compressor roller clutch rollercoaster roller-coasters Roller-coaster swap