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- protocol description unit 协议描述单元
- He gave a description of what he had seen. 他描述了他所见到的一切。
- The method to apply CCS (a Calculus for Communicating System) to protocol descriptions and protocol verifications is discussed in this paper. Two cases given in the paper show that CCS has a great potential application in the protocol engineering. 本文讨论的ccs在协议描述与验证方面的应用技术和两个案例分析表明，通讯系统演算ccs（aCalculusforCommunicatingSystems）在协议描述、协议验证等方面有巨大应用潜力。
- The luminous intensity on unit area. 单位面积上的发光强度。
- The West Lake was beautiful beyond description. 西湖美得难以描述。
- This girl gave a vivid description of the event. 那女孩对这件事作了一番生动的描述。
- The beautiful scenery baffles description. 这美丽的景色难以形容。
- Her matchless beauty is beyond description. 她那旷世无双的美貌无法形容。
- The family is the smallest social unit. 家庭是社会最小的单位。
- Her description of the meeting is an exact reproduction of the reunion. 她对会面的描述是这次团聚的真实再现。
- Pressure is force per unit area. 压力就是电单位面积上的力。
- The organizer was familiar with the protocol of royal visits. 组织者熟悉国王出访的礼仪。
- The beauty of the sunrise is beyond description. 日出的美景难以描述。
- A set of data elements which are handled as a unit. 作为一个单元来处理的一组数据元素。
- The scenery was beautiful beyond description. 那风景美丽得难以形容。
- The family is the basic unit of society. 家庭是社会的基本单位。
- The delegates have to be seated according to protocol. 代表们须按礼仪要求就座。
- Space lacks for a detailed description of it. 篇幅有限，不能对此详加描述。
- In the zoo there are animals of every description. 那个动物园里有各种各样的动物。
- This is a capsule description of the event. 这就是关于那个事件的简要介绍。
