您要查找的是不是：
- A film of mucus and bacteria on a tooth surface. 齿菌斑牙齿表面一层粘液和细菌的膜
- The building is made of hydraulic cement. 大楼是用水硬水泥建造的。
- Cement output next year would be57 million tons. 明年的水泥产量(将)有5700万吨。
- Bacteria are too small to see with the naked eye. 细菌太小，肉眼看不见。
- The front of the brick house was faced with cement. 这栋砖房的正面抹了一层水泥。
- Many diseases are caused by bacteria. 许多疾病是由细菌引起的。
- Our object is to further cement trade relations. 我们的目标是进一步加强贸易关系。
- Concrete is made of cement, sand, stone and water. 混凝土是由水泥，砂子石头和水混合做的。
- The sack of cement hit the ground with a thump. 水泥袋砰的一声落在地上。
- Dissolution or destruction of bacteria. 溶菌作用对细菌的溶解或破坏
- Such a growth or colony, as of bacteria. 培养菌该种生长物或群落，如培养菌
- The cement will set in a few hours. 水泥几小时后就会凝固。
- The presence of bacteria in the blood. 菌血症血液中细菌的存在
- He worked out methods to destroy bacteria on the seeds. 他研究出消灭种子上细菌的方法。
- A bacterium is identified as the cause for his duodenal ulcer. 一种细菌被断定为造成他十二指肠溃疡的根源。
- Professor Fang worked out a method to destroy bacteria on the seeds. 方教授想出了一个办法来消灭种子上的细菌。
- A fine lime cement used as a finishing coat on plaster. 精制石灰胶泥精制石灰胶泥，用于在灰泥表层涂抹成膜
- Observe carefully how the bacteria respond to this stimulus. 仔细观察细菌对这一刺激有什么反应。
- Hot weather multiplied the bacteria in the food rapidly. 炎热的天气使食品中的细菌迅速繁殖。
- Able to set and harden under water, as Portland cement. 在水中变硬的能在水下定型并变硬的，如波特兰水泥
