| 词汇 | tracer |
| 类别 | 英译汉、汉译英、英汉互译翻译词典 |
| 释义 | tracer['treisə]n. 追踪者, 描图者, 描绘工具【计】 跟踪程序【化】 示踪剂【医】 示踪器; 示踪物; 描记器 tracer trac.er AHD: [tr³“s…r] D.J. [6tre!s*]K.K. [6tres+]n.（名词）1. One who is employed to locate missing goods or persons.追踪者：受雇寻查失踪的货物或人员的人2. An investigation or inquiry organized to trace missing goods or persons.追踪调查：为查找失踪物品或人员而组织的调查或询问3. Any of several instruments used in making tracings or in imprinting designs by tracing.描绘工具：用于映描或通过映描进行印压设计的仪器4. A tracer bullet.曳光弹5. Chemistry An identifiable substance, such as a dye or a radioactive isotope, that is introduced into a biological or mechanical system and can be followed through the course of a process, providing information on the pattern of events in the process or on the redistribution of the parts or elements involved.Also called In this sense, also called label 【化学】 示踪剂：一种可用来识别的物质，如一种染剂或放射性同位素，可被引入生物或化学系统内并在某过程的行进方向上被跟踪，提供有关过程中事件类型或涉及到的部分或成分的重新配置的信息也作 在此意义上也可称作 label |
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