physical evidence

简明释义

物证

英英释义

例句

1.The forensic team specializes in gathering physical evidence like fingerprints and DNA.

法医团队专门收集如指纹和DNA等物证。

2.The detective collected physical evidence from the crime scene to analyze later.

侦探从犯罪现场收集了物证以便后续分析。

3.Without physical evidence, it can be difficult to prove a case.

没有物证，证明一个案件可能会很困难。

4.The presence of physical evidence can greatly influence the jury's decision.

存在的物证可以极大地影响陪审团的决定。

5.In court, the lawyer presented physical evidence to support his client's innocence.

在法庭上，律师出示了物证来支持他客户的无辜。

作文

In the realm of criminal investigations, the term physical evidence refers to any tangible items that can be observed, collected, and analyzed to establish facts about a crime. This type of evidence plays a crucial role in the legal system, often serving as the backbone of many cases. For example, fingerprints found at a crime scene, DNA samples, or even discarded clothing can all serve as physical evidence that links a suspect to a crime. The reliability of physical evidence lies in its ability to provide concrete data that can be scientifically tested and verified, making it a powerful tool for law enforcement agencies.The importance of physical evidence cannot be overstated. In many instances, it is the only type of evidence available to investigators. Unlike witness testimony, which can be influenced by personal biases or memory lapses, physical evidence remains unchanged over time, allowing forensic experts to analyze it long after a crime has been committed. This permanence adds an element of credibility to the evidence presented in court.Moreover, physical evidence can come in various forms. It may include biological materials such as blood, hair, or saliva, which can be analyzed for DNA profiling. Alternatively, it could consist of trace evidence like gunshot residue or fibers that can link a suspect to a victim or a crime scene. Each type of physical evidence carries its own significance and can lead to different conclusions depending on how it is collected and examined.One notable case that illustrates the power of physical evidence is the investigation into the murder of O.J. Simpson's ex-wife, Nicole Brown Simpson, and her friend, Ron Goldman. The case relied heavily on physical evidence, including blood samples found at the scene, which were matched to Simpson's DNA. Despite the controversial nature of the trial and the debates surrounding the evidence's collection methods, the physical evidence played a pivotal role in shaping the narrative of the case.However, the handling and presentation of physical evidence must adhere to strict protocols to ensure its integrity. Contamination or mishandling can lead to compromised evidence, which may ultimately affect the outcome of a trial. Therefore, law enforcement agencies invest significant resources in training personnel on proper evidence collection techniques, emphasizing the need for meticulous procedures to maintain the chain of custody.In conclusion, physical evidence is an essential component of the criminal justice system. Its ability to provide objective, verifiable information makes it invaluable in solving crimes and securing convictions. As technology continues to advance, the methods used to collect and analyze physical evidence will only become more sophisticated, further enhancing its role in the pursuit of justice. Understanding the significance of physical evidence not only helps us appreciate its impact on legal proceedings but also underscores the importance of scientific rigor in the field of forensic science.

在刑事调查领域，短语physical evidence指的是任何可以观察、收集和分析以建立犯罪事实的有形物品。这种类型的证据在法律系统中发挥着至关重要的作用，通常是许多案件的支柱。例如，在犯罪现场发现的指纹、DNA样本或甚至丢弃的衣物都可以作为physical evidence将嫌疑人与犯罪联系起来。physical evidence的可靠性在于它能够提供可以进行科学测试和验证的具体数据，使其成为执法机构的强大工具。physical evidence的重要性不容小觑。在许多情况下，它是调查人员唯一可用的证据。与可能受到个人偏见或记忆失误影响的证人证言不同，physical evidence随着时间的推移保持不变，允许法医专家在犯罪发生后很长一段时间内对其进行分析。这种永久性为法庭上呈现的证据增加了可信度。此外，physical evidence可以以各种形式出现。它可能包括生物材料，如血液、头发或唾液，这些材料可以用于DNA分析。或者，它可能包括微量证据，如枪击残留物或纤维，这些都可以将嫌疑人与受害者或犯罪现场联系起来。每种类型的physical evidence都有其自身的重要性，并且根据其收集和检查方式，可以得出不同的结论。一个显著的案例，说明了physical evidence的力量，是对O.J.辛普森的前妻妮可·布朗·辛普森和她的朋友罗恩·戈德曼谋杀案的调查。该案件在很大程度上依赖于physical evidence，包括在现场发现的血液样本，这些样本与辛普森的DNA匹配。尽管围绕证据收集方法的争议性辩论，但physical evidence在塑造案件叙述方面发挥了关键作用。然而，处理和呈现physical evidence必须遵循严格的协议，以确保其完整性。污染或处理不当可能导致证据被破坏，最终影响审判的结果。因此，执法机构在培训人员正确的证据收集技术方面投入了大量资源，强调需要细致的程序来维护证据链。总之，physical evidence是刑事司法系统的重要组成部分。其提供客观、可验证信息的能力使其在解决犯罪和确保定罪方面不可或缺。随着技术的不断进步，用于收集和分析physical evidence的方法将变得越来越复杂，进一步增强其在追求正义过程中的作用。理解physical evidence的重要性不仅帮助我们欣赏其对法律程序的影响，还强调了科学严谨性在法医学领域的重要性。