词汇	volunteer her service
释义	volunteer her service vi.自愿服务
随便看	twin-screwbolt air compressor twin screw codirectional extruder twinscrew compounder twin screw compounder twinscrew compounding twin screw compounding twin screw compressor twin-screw compressor twin screw conveyor twin-screw conveyor twin screw pulping extruder twin-screw pulping mechanism twin-screw extrude twinscrew extruder twin screw extruder twin-screw extruder twin -screw extruder twin screw extruder machine Twin-screw extruders twinscrew extrusion twin screw extrusion twin-screw extrusion twin-screw extrusion cooking twin-screw extrusion pulping twin screw extrutime distrbution