1.a social class comprising those who do manual labor or work for wages;
there is a shortage of skilled labor in this field
2.concluding state of pregnancy; from the onset of labor to the birth of a child;
she was in labor for six hours
3.productive work (especially physical work done for wages);
his labor did not require a great deal of skill
1.work hard;
She was digging away at her math homework
2.strive and make an effort to reach a goal;
She tugged for years to make a decent living
3.undergo the efforts of childbirth
劳动通常是指能够对外输出劳动量或劳动价值的人类运动,劳动是人维持自我生存和自我发展的唯一手段。按照传统的劳动分类理论,劳动可分为脑力劳动和体力劳动两大类。劳动是人类运动的一种特殊形式。