A dull explosive sound, usually short and repeated, made by or as if by a laboring engine.
嘎嚓声由或象是由工作的发动机发出单调的爆响声, 通常短暂而重复
A woman who performs manual or industrial labor for wages.
女工为赚取工资而从事体力或工业劳动的女人
In the capitalist countries the laboring people live at the foot of the social ladder.
在资本主义国家里, 劳动人民生活于社会的底层。
