您要查找的是不是：
- Alarmed at the first sound, we hit the dirt. 第一声警报一响我们就迅速卧倒。
- The emery is a hard metallic substance. 金刚砂是非常坚硬的金属物质。
- She cleaned the dirt from her finger-nails. 她从指甲里剔掉污垢。
- Barium sulfate is a radiopaque substance. 钡硫酸盐是一种辐射光不能穿透的物质。
- I got an old lawn-mower as cheap as dirt. 我买了一台老的割草机非常便宜。
- Wheels leave grooves in dirt roads. 车轮在泥路上留下凹痕。
- 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。
- He scoured off the dirt from the floor. 他擦去地板上的污垢。
- The dirt was deeply ground into the floor. 污垢被深深地压到地板里面去了。
- 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。
- Be quiet! We don't want to hear that kind of dirt! 别说了! 我们不想听那种下流话！
- 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。
- I bought this second-hand car dirt cheap. 我买了这辆旧车，便宜极了。
- How could you treat her like dirt? 你怎么能把她看得一文不值呢?
- An inert substance used to dilute. 稀释剂一种惰性物质
- Why did he fling dirt at such an innocent girl? 他为什么要中伤一位如此天真的姑娘呢?
- How could you treat her like a piece of dirt? 你怎么能把她看得一文不值呢?
