您要查找的是不是：
- surface exposed loop 外露表面环
- The luminous flux per unit area at any point on a surface exposed to incident light. 照度受光照射的表面上任一点单位面积上的通光量
- Before overcoating thoroughly clean the surface exposed in contaminated environment by high pressure fresh water hosing and allow to dry. 若漆膜在使用期间暴露于污染环境，在涂漆前，须用高压淡水冲洗表面，任其自干。
- Its roundedness is exolabial, which means that the lips are pursed and protrude, with the inner surfaces exposed. 其元音圆唇为圆唇元音，这意指嘴唇是扩张的，且唇内侧没有显露。
- The pressure sensor model 3269 is designed to ensure the surfaces exposed to the process are crack or crevice free according to the hygienic prescriptions. 根据卫生规定,型号3269压力传感器的设计保证暴露在生产流程中的表面没有裂缝或裂痕。
- 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。
- W-a coating of grease over all exposed surface. 在全部露出的表面上涂一层油脂。
- 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。
- Generation of surface degraded layer on austenitic stainless steel piping exposed to flowing sodium in a loop: intercomparison of long-term exposure data. 暴露于回路中流动钠的奥氏体不锈钢管的表面降级层的生成：长期暴露数据的比较...[中国核科技信息与经济研究院
- 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。
