您要查找的是不是：
- It takes a lot of labor to build a railway. 修筑一条铁路要花费许多劳动力。
- There is a clear division of labor in ants. 蚂蚁间有明确的分工。
- A sudden attack, recurrence, or intensification of a disease. 发作突然的发作、复发或疾病的加剧
- These robots will save us a lot of labor. 这些机器人可以节省我们大量劳工。
- I'm a federal employee. I work for the Department of Labor. 我是联邦政府的雇员，我在劳工部工作。
- An intensification of police activity in pursuing criminals. 加强追捕罪犯时警察活动的增强
- I'm a strong believer in the dignity of labor. 我深信劳动的尊严。
- His hard hands and sinewy sunburnt limbs told of labor and endurance. 他粗糙的双手，被太阳哂得发黑的健壮四肢，均表明他十分辛勤，非常耐劳。
- Prosperity is the fruit of labor. 繁荣是劳动的果实。
- We have defended the fruits of labor. 我们保卫了我们的胜利果实。
- intensification of labor 劳动的强化
- I work for the Department of Labor. 我在劳动部工作。
- Formation or intensification of a meteorological front. 锋生气象锋的形成或增强
- A sudden attack,recurrence,or intensification of a disease. 发作突然的发作、复发或疾病的加剧
- To observe the norms of Labor Health and Safety. 遵循劳工健康和安全守则。
- The cost of labor is very low in China. 中国人工成本很低。
- The second stage of labor usually lasts 4 hours. 第二产程通常持续4小时。
- The first stage of labor usually lasts ca. 2 hours. 第一产程通常持续约2小时。
- You are now in the preliminary stage of labor. 现在是临产的前驱期。
- In 1888, Congress created the Department of Labor. 1888年，国会成立了劳工部。
