mechanical labour

mechanical英语... ... mechanical engineering 机械工程 mechanical labour 体力劳动 mechanical brain 电脑, 复杂的电子计算机 ...

... "机械的虫害"," Mechanical insect-pest" "体力的劳働"," Mechanical labour" "机械的积木机"," Mechanical stacker" ...

... 15.    环境恶化 environment deterioration 16.    机械劳动 mechanical labour 17.    家庭电器 household appliance ...