单词	all year long
释义	all year long 全年
随便看	mainshaft high speed sliding gear main shaft hoisting main shaft indicator mainshaft intermediate gear main shaft key main-shaft-less concave printers mainshaft low and reverse sliding gear mainshaft low speed sliding gear main shaft lube oil main shaft magnetized mainshaft nut main shaft of auger bit main shaft of drill bit main shaft of hydraulic turbine main shaft of hydroturbine main shaft of steam turbine mainshaft oil baffle mainshaft overdrive gear main shaft overdrive gear mainshaft overdrive gear bushing mainshaft overdriver gear main shaft packing mainshaft pilot bearing mainshaft rear bearing mainshaft rear bearing oil seal