您要查找的是不是：
- He put it where it is concealed from view. 他把它放到看不见的地方。
- Machine guns opened up from a concealed position. 机关枪从隐蔽的阵地开始射击。
- He concealed himself behind the tree. 他藏在树后。
- You should not conceal yourself from your teacher. 你不应该躲避你的老师。
- The gas bubbled to the surface of the water. 气体变成气泡升上水面。
- She concealed her disappointment from her mother. 她对母亲隐瞒了自己的失望。
- The surface of the liquid gradually crusted over. 液体表面渐渐地结了一层皮。
- He concealed his key under the doormat. 他将钥匙藏在门前擦鞋垫下。
- A breeze ruffled the surface of the lake. 一阵微风吹皱了湖面。
- He concealed his real motives from me. 他对我隐瞒了他的真实动机。
- A wave broke across the surface of the pool. 一个波浪从池水表面掠过。
- The calm water surface is very much like a mirror. 那平静的水面十分象一面镜子。
- A sudden attack made from a concealed position. 伏击从隐蔽地点进行的突然袭击
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
- She tried to conceal what she had done to them. 她试图隐瞒对他们所做的事。
- He is honest only on the surface. 他只是表面诚实而已。
- Data whose meaning is concealed from unauthorized users. 对于非授权用户其意义是隐蔽的数据。
- 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
- Not carrying concealed weapons or drugs. 没有携带隐藏起来的武器或毒品的
- The hard outer portion or surface area of bread. 面包皮面包的表面区域的硬皮
