您要查找的是不是：
- The emery is a hard metallic substance. 金刚砂是非常坚硬的金属物质。
- Barium sulfate is a radiopaque substance. 钡硫酸盐是一种辐射光不能穿透的物质。
- It takes a lot of labor to build a railway. 修筑一条铁路要花费许多劳动力。
- Musk is a kind of strong-smelling substance. 麝香是一种有强烈气味的物质。
- Graphite is a soft black substance. 石墨是一种软而黑的物质。
- You needn't labor a point that is perfectly plain. 这点很明显，你用不着讲个没完。
- He is a member of the Labor Party. 他是一名工党党员。
- There is a clear division of labor in ants. 蚂蚁间有明确的分工。
- This substance is soluble in alcohol. 这种物质能够溶解在酒精中。
- Her account was in substance correct. 她的账目基本上是对的。
- Ammonia is a chemical substance. 氨是种化学物质。
- The substance is irritable to sensitive skin. 这种物质对敏感的皮肤有刺激性。
- Their labor efficiency is very high. 他们的工作效率很高。
- He was given5 months' hard labor. 他被处罚做五个月的苦工。
- An inert substance used to dilute. 稀释剂一种惰性物质
- The Labor Party came into power in 1945. 1945年工党上台执政。
- The numbing labor tended to alienate workers. 枯燥的工作可以使工人变得麻木
- The question was never discussed in substance. 这问题实际上从来没有讨论过。
- Gelatin is a clear tasteless substance. 明胶是一种透明无味的物质。
- The farm labor force is running down steadily. 农业劳动力正在不断减少。
