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- nominal focal surface 名义焦面
- She charged only a nominal fee for her work. 她为所做的工作只收取象征性的费用。
- The focal point of our discussion was the need for action. 我们讨论的中心是采取行动的必要性。
- 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。
- nominal focal ratio 标称焦距比
- The chairman is only the nominal ruler of the country. 主席只是那个国家名义上的统治者。
- 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。
- Reducing unemploymentis the focal point of the government's plans. 减少失业人数是政府计划的重点。
- 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 old man is only the nominal head of the business. 那老人只是这个企业的挂名的总裁。
- The hard outer portion or surface area of bread. 面包皮面包的表面区域的硬皮
- Everything was nominal during the test. 试验中一切进行顺利。
- 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。
