precursors

简明释义

英[prɪ'kɜːsəz]美[pri'kɝsɚz]

n. 前体细胞（precursor 的复数）；先驱者（precursor 的复数）

英英释义

单词用法

同义词

反义词

例句

1.Without doubt, the United States is exhibiting some of the classic precursors to out-of-control inflation.

无庸置疑的是，美国市场已经呈现出无法控制的通货膨胀的预兆。

2.So what are today's precursors?

那么今天的预兆是什么呢？

3.Finally, phagocyte precursors may undergo malignant transformation, which results in acute or chronic myelogenous leukemia.

到最后，吞噬细胞前体可能发生恶变，导致急性或慢性骨髓性白血病。

4.After all, the precursors were already evident: the PC, global online services like CompuServe, and carphones.

毕竟，预兆已经很明显：个人电脑，如CompuServe这样的全球线上服务，车载电话。

5.For our evolutionary precursors out in the wild, the fight-or-flight response was a valuable survival mechanism.

对于那些处于野外进化中的祖先来说，逃跑或战斗响应是一个宝贵的生存机制。

6.Minoru Freund believes other earthquake "precursors" could feed into this system.

明纳路弗洛伊德相信别的地震“先驱”对这个系统会有补充作用。

7.The scientists are studying the precursors of the disease to understand its origins.

科学家们正在研究这种疾病的前体以了解其起源。

8.In chemistry, certain compounds act as precursors for synthesizing more complex molecules.

在化学中，某些化合物作为合成更复杂分子的前体。

9.The researchers identified several precursors of climate change that need urgent attention.

研究人员确定了几个气候变化的前体，需要紧急关注。

10.In art, early sketches can be considered precursors to the final masterpiece.

在艺术创作中，早期的草图可以被视为最终杰作的前体。

11.The precursors of modern technology can be traced back to simple inventions from the past.

现代技术的前体可以追溯到过去的简单发明。

作文

In the realm of scientific discovery, understanding the role of precursors (前体) is crucial for advancing knowledge and technology. A precursor can be defined as a substance, event, or phenomenon that precedes and leads to the development of something else. In chemistry, for instance, a precursor is often a compound that participates in a chemical reaction to produce another compound. This concept extends beyond the laboratory and can be applied to various fields such as biology, psychology, and even social sciences. Take the field of medicine, where researchers are constantly looking for precursors (前体) to diseases. Identifying specific biomarkers that serve as precursors can lead to early diagnosis and better treatment options. For example, certain genetic mutations are known to be precursors (前体) to cancer. By studying these mutations, scientists can develop screening methods that catch the disease at its earliest stages, significantly improving patient outcomes. In psychology, the concept of precursors (前体) is equally significant. Behavioral patterns that emerge in childhood can serve as precursors (前体) to mental health issues in adulthood. Understanding these early signs allows psychologists to intervene and provide support before problems escalate. Thus, recognizing the precursors (前体) of emotional distress can help in crafting effective therapeutic approaches. Socially, precursors (前体) can take the form of cultural shifts or economic trends that indicate future developments. For instance, the rise of digital technology has been a precursor (前体) to the transformation of many industries. Businesses that fail to recognize these precursors (前体) may find themselves unprepared for the changes that follow. The ability to identify and respond to these early indicators can determine a company's success or failure in an ever-evolving market. Moreover, environmental science also highlights the importance of precursors (前体) in understanding climate change. Certain atmospheric conditions act as precursors (前体) to severe weather events, such as hurricanes or droughts. By monitoring these precursors (前体), scientists can improve forecasting models, which in turn helps communities prepare for and mitigate the impacts of extreme weather. In conclusion, the significance of precursors (前体) spans multiple disciplines, each benefiting from the identification and analysis of these leading indicators. Whether in healthcare, psychology, business, or environmental science, recognizing precursors (前体) is essential for proactive measures and informed decision-making. As we continue to explore the intricacies of our world, the study of precursors (前体) will undoubtedly play a pivotal role in shaping our understanding and response to future challenges.

在科学发现的领域中，理解precursors（前体）的作用对于推动知识和技术的发展至关重要。precursor可以定义为一种物质、事件或现象，它先于并导致其他事物的发展。在化学中，例如，precursor通常是参与化学反应以生成另一种化合物的化合物。这个概念超越了实验室，可以应用于生物学、心理学甚至社会科学等各个领域。 以医学为例，研究人员不断寻找疾病的precursors（前体）。识别特定的生物标志物作为precursors可以导致早期诊断和更好的治疗选择。例如，某些基因突变被认为是癌症的precursors（前体）。通过研究这些突变，科学家可以开发筛查方法，在疾病的最早阶段发现它，从而显著改善患者的结果。 在心理学中，precursors（前体）的概念同样重要。儿童时期出现的行为模式可能成为成年后心理健康问题的precursors（前体）。理解这些早期迹象使心理学家能够干预并提供支持，以防止问题升级。因此，识别情感困扰的precursors（前体）可以帮助制定有效的治疗方法。 在社会上，precursors（前体）可以表现为文化变迁或经济趋势，这些趋势表明未来的发展。例如，数字技术的兴起就是许多行业转型的precursor（前体）。未能识别这些precursors（前体）的企业可能会发现自己对随之而来的变化准备不足。识别和响应这些早期指标的能力可以决定公司在不断发展的市场中的成功或失败。 此外，环境科学也强调了在理解气候变化时precursors（前体）的重要性。某些大气条件作为precursors（前体）来指示严重天气事件，如飓风或干旱。通过监测这些precursors（前体），科学家可以改善预测模型，从而帮助社区为极端天气做好准备并减轻影响。 总之，precursors（前体）的重要性跨越多个学科，每个学科都从识别和分析这些领先指标中受益。无论是在医疗保健、心理学、商业还是环境科学中，识别precursors（前体）对采取主动措施和做出明智决策至关重要。随着我们继续探索世界的复杂性，precursors（前体）的研究无疑将在塑造我们对未来挑战的理解和应对中发挥关键作用。