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- Implanted into the body, bioactive glass forms a mineral matrix on its surface equivalent to that of natural bone, hydroxyapatite. 当植入人体后，生物活性玻璃能在其表面形成与自然骨成分相近的羟基磷灰石。
- Then the sloping surface reflectances are transformed to their horizontal surface equivalents, that is the result of topographic correction. 然后将基于坡面的反射率换算到其在水平面上的对应值，即实现了对反射率的地形影响校正。
- The gas bubbled to the surface of the water. 气体变成气泡升上水面。
- The surface of the liquid gradually crusted over. 液体表面渐渐地结了一层皮。
- A breeze ruffled the surface of the lake. 一阵微风吹皱了湖面。
- 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。
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
- He is honest only on the surface. 他只是表面诚实而已。
- 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 hard outer portion or surface area of bread. 面包皮面包的表面区域的硬皮
- Surface mail takes longer than airmail. 普通邮件比航空邮件慢。
- The surface of the lake is quite still. 湖面相当平静。
- It's2 yuan by surface mail and3.6 yuan by air. 寄平信2元，寄航空要3元6角。
- Wheels won't bite on a slippery surface. 车轮打滑。
- The surface must be thoroughly clean. 表面必须彻底弄清洁。
- The surface between the ribs of a ribbed vault. 梁腹，腹板某扇形拱的胁拱之间的平面
- An indented or concave surface or area. 凹陷，洼地凹的表面或地区
- The submarine rose to the surface. 潜艇露出了水面。
- The surface of the water was dimpled by the breeze. 轻风拂动水面，荡起了涟漪。
