tracer

简明释义

英[ˈtreɪsə(r)]美[ˈtreɪsər]

n. [核]示踪物；追踪者；描图者；（铁笔等）绘图工具

n. （Tracer）人名；（英）特雷瑟

英英释义

单词用法

同义词

反义词

例句

1.The only caveat here is the need to interrogate the returned data to switch on the different data and tracer types.

惟一需要注意的是，您需要查询返回的数据，以接通不同的数据和跟踪程序类型。

2.Libyan anti-aircraft guns have been opening up into the night sky, firing streams of tracer around.

利比亚高射炮也向夜空开火，发射了大量炮弹。

3.In Listing 2, different tracer types and data types are implemented depending on the data source. For example.

在清单2中，不同跟踪程序类型和数据类型的实现方法将由数据源决定。

4.It should be called at the very end of the procedural logic of the routine to inform the tracer that the routine is finished.

应该在例程过程逻辑的最后来调用它，用以通知跟踪者例程结束。

5.The tracer types represented in ITracer are

ITracer中表示的跟踪程序类型

6.With OpenGL, you can render high-quality 3d scenes in real time, without the overhead of a ray-tracer.

使用OpenGL，可以实时地呈现高品质的3d场景，而没有光线跟踪器那样大的开销。

7.Note that the TargetAttribute elements contain an attribute called type, which represents a parameterized argument to a smart type tracer.

注意，Target At tribute元素包含一个名为type的属性，它表示智能类型跟踪程序的参数化变量。

8.I did see a bradley off to our right get fratted, and could tell it wasn't enemy because it lit up with no incoming tracer.

我确实看到了一辆在我们右侧的布莱德利步战车被误击，之所以说它不是敌军是因为它是在没有遭到曳光弹扫射的情况下被打中的。

9.The software uses a tracer to monitor the performance of the application.

该软件使用一个跟踪器来监控应用程序的性能。

10.The GPS device acts as a tracer for tracking your vehicle's location.

GPS设备充当追踪器来跟踪您车辆的位置。

11.In forensic science, a tracer can help track the source of a chemical spill.

在法医学中，追踪剂可以帮助追踪化学泄漏的来源。

12.The military uses a tracer round to help soldiers see the trajectory of their bullets.

军方使用曳光弹帮助士兵看到子弹的轨迹。

13.A tracer can be used in experiments to follow the movement of substances.

在实验中可以使用示踪剂来跟踪物质的运动。

作文

In the realm of technology and science, the term tracer refers to a substance or device that is used to track or monitor the movement of other materials. This concept is widely applied in various fields, including chemistry, biology, and even military operations. For instance, in environmental studies, scientists often use radioactive isotopes as tracers to understand the flow of nutrients in ecosystems. By introducing these tracers, researchers can effectively map out how elements move through soil and water systems, providing valuable insights into ecological dynamics.Moreover, in the medical field, tracers play a crucial role in diagnostic imaging. Positron emission tomography (PET) scans utilize radioactive tracers that emit positrons, allowing doctors to visualize metabolic processes in the body. This application is essential for detecting diseases such as cancer, where abnormal cell activity can be monitored through these tracers. The ability to pinpoint areas of concern within the body has revolutionized how medical professionals approach diagnosis and treatment.In military contexts, the term tracer can refer to ammunition that leaves a visible trail, helping operators aim more accurately during combat. This type of tracer ammunition is particularly useful in low-light conditions, as it allows soldiers to see where their shots are landing and make necessary adjustments in real-time. The use of tracers in this manner enhances operational effectiveness and can be critical in high-stakes scenarios.Furthermore, the concept of tracers extends beyond physical substances to include digital tracking in cybersecurity. In the digital world, tracers can refer to data packets or logs that help track user activity online. This information is vital for identifying security breaches, understanding user behavior, and improving system performance. While this application of tracers raises concerns about privacy and data protection, it also underscores the importance of monitoring digital interactions in an increasingly connected world.In conclusion, the word tracer encompasses a wide range of meanings across different domains. Whether in scientific research, medical diagnostics, military operations, or digital security, tracers serve as essential tools for tracking and monitoring various processes. Understanding the significance of tracers allows us to appreciate the complexities of these fields and the advancements made possible through their use. As technology continues to evolve, the applications of tracers will likely expand, paving the way for new discoveries and innovations that enhance our understanding of the world around us.

在科技和科学领域，术语tracer指的是一种用于跟踪或监测其他材料移动的物质或设备。这个概念广泛应用于化学、生物学，甚至军事操作等多个领域。例如，在环境研究中，科学家们常常使用放射性同位素作为tracers来理解生态系统中营养物质的流动。通过引入这些tracers，研究人员可以有效地绘制出元素如何在土壤和水系统中移动，从而提供对生态动态的宝贵见解。此外，在医学领域，tracers在诊断成像中起着至关重要的作用。正电子发射断层扫描（PET）利用发射正电子的放射性tracers，使医生能够可视化体内的代谢过程。这一应用对检测癌症等疾病至关重要，因为异常细胞活动可以通过这些tracers进行监测。能够精确定位身体内的关注区域彻底改变了医疗专业人员对诊断和治疗的处理方式。在军事背景下，术语tracer可以指留下可见轨迹的弹药，帮助操作员在战斗中更准确地瞄准。这种类型的tracer弹药在低光条件下特别有用，因为它允许士兵看到他们的射击落点，并实时进行必要的调整。在这种情况下使用tracers增强了操作的有效性，并且在高风险情境中可能至关重要。此外，tracers的概念超越了物质本身，还包括网络安全中的数字跟踪。在数字世界中，tracers可以指帮助跟踪在线用户活动的数据包或日志。这些信息对于识别安全漏洞、理解用户行为和改善系统性能至关重要。虽然这种tracers的应用引发了关于隐私和数据保护的担忧，但它也强调了在一个日益互联的世界中监测数字互动的重要性。总之，单词tracer在不同领域中包含了广泛的含义。无论是在科学研究、医学诊断、军事操作还是数字安全中，tracers都作为跟踪和监测各种过程的重要工具。理解tracers的意义使我们能够欣赏这些领域的复杂性以及通过其使用所取得的进步。随着技术的不断发展，tracers的应用可能会扩展，为新的发现和创新铺平道路，从而增强我们对周围世界的理解。