longitudinal

简明释义

英[ˌlɑːn.dʒɪˈtud.ɪ.nəl]美[ˌlɑːn.dʒɪˈtud.ɪ.nəl]

adj. 纵长的，纵向的；纵观的；经度的

英英释义

单词用法

同义词

反义词

例句

1.That was the finding from a longitudinal study of more than 1, 000 New Zealand children who were followed for more than 30 years.

这是对1000多名新泽西儿童进行超过30年的长期调查研究得出的。

2.The utility model provides a longitudinal grid style small sliding plate, which comprises a sliding plate body.

本实用新型提供的是一种立栅式小型滑板，其包括滑板体。

3.Although longitudinal diffusion is most rapid, it is of practical importance.

虽然纵向扩散速度最快，但其具有重要的现实意义。

4.The data come from the National Longitudinal Study of Adolescent Health.

数据来自美国青少年健康长期研究所。

5.The plant's stem is marked with thin green longitudinal stripes.

这种植物的茎上长有绿色细长条纹。

6.That was the finding from a longitudinal study of more than 1,000 New Zealand children who were followed for more than 30 years.

这是对1000多名新泽西儿童进行超过30年的长期调查研究得出的。

7.In longitudinal studies, the same subjects are observed multiple times.

在纵向研究中，同一对象被多次观察。

8.A longitudinal survey was used to track the development of students throughout their academic careers.

使用了一个纵向调查来追踪学生在整个学术生涯中的发展。

9.The researchers conducted a longitudinal study to observe changes over time.

研究人员进行了一个纵向研究，以观察随时间的变化。

10.The longitudinal data collected from the participants helped identify trends.

从参与者那里收集的纵向数据有助于识别趋势。

11.By using a longitudinal approach, the scientists were able to see the effects of aging on health.

通过采用纵向方法，科学家能够看到衰老对健康的影响。

作文

In the field of research, the term longitudinal (纵向的) studies refers to a method of collecting data from the same subjects repeatedly over a period of time. This approach is particularly valuable in various disciplines, including psychology, sociology, and medicine. By observing changes over time, researchers can gain insights into trends, causal relationships, and long-term effects that might not be apparent in cross-sectional studies, which only capture a snapshot at one point in time. One classic example of a longitudinal (纵向的) study is the Dunedin Multidisciplinary Health and Development Study, which has been following a cohort of individuals born in Dunedin, New Zealand, in 1972. Researchers have collected extensive data on these participants at various stages of their lives, allowing them to explore how different factors such as childhood environment, education, and health behaviors influence outcomes in adulthood. The strength of longitudinal (纵向的) studies lies in their ability to track changes and developments over time. For instance, in psychological research, a longitudinal (纵向的) approach can help identify how early life experiences affect mental health later in life. By analyzing data collected at multiple points, researchers can see patterns that suggest causation rather than mere correlation. This is crucial for developing effective interventions and support systems for individuals at risk of mental health issues. Moreover, longitudinal (纵向的) studies are essential in understanding the progression of diseases. In medical research, tracking patients over time allows scientists to observe how a disease evolves and how different treatments impact patient outcomes. For instance, a longitudinal (纵向的) study on diabetes management may reveal how lifestyle changes influence the trajectory of the disease, providing invaluable information for healthcare providers. However, conducting longitudinal (纵向的) studies comes with its own set of challenges. They require significant resources, including time, funding, and a commitment from participants to remain involved over the years. Attrition, or the loss of participants over time, can also pose a threat to the validity of the findings, as those who drop out may differ significantly from those who remain. Researchers must employ strategies to minimize attrition and ensure that their sample remains representative throughout the study. In conclusion, the longitudinal (纵向的) study design is a powerful tool for researchers seeking to understand complex phenomena over time. By capturing data across different stages of life or the progression of conditions, these studies provide rich insights that can inform policy, practice, and further research. As we continue to face new challenges in health, education, and social dynamics, the importance of longitudinal (纵向的) research will only grow, paving the way for more effective solutions and a deeper understanding of human development.

在研究领域，术语longitudinal（纵向的）研究指的是一种在一段时间内反复从相同对象收集数据的方法。这种方法在心理学、社会学和医学等多个学科中尤为重要。通过观察随时间变化的情况，研究人员可以深入了解趋势、因果关系和长期影响，而这些在横断面研究中可能并不明显，横断面研究仅在某一时间点捕捉快照。一个经典的longitudinal（纵向的）研究例子是邓宁多学科健康与发展研究，该研究一直跟踪1972年在新西兰邓宁出生的一组个体。研究人员在不同阶段收集了这些参与者的大量数据，使他们能够探索诸如儿童环境、教育和健康行为等不同因素如何影响成年后的结果。Longitudinal（纵向的）研究的优势在于其能够跟踪时间上的变化和发展。例如，在心理学研究中，采用longitudinal（纵向的）方法可以帮助识别早期生活经历如何影响后来的心理健康。通过分析在多个时间点收集的数据，研究人员可以看到表明因果关系而非单纯相关性的模式。这对于制定有效的干预措施和支持系统以帮助有心理健康风险的个体至关重要。此外，longitudinal（纵向的）研究在理解疾病进展方面也是必不可少的。在医学研究中，随着时间的推移跟踪患者使科学家能够观察疾病如何演变以及不同治疗对患者结果的影响。例如，关于糖尿病管理的longitudinal（纵向的）研究可能揭示生活方式的变化如何影响疾病的进程，为医疗提供者提供宝贵的信息。然而，进行longitudinal（纵向的）研究也面临着一系列挑战。它们需要大量资源，包括时间、资金以及参与者的承诺，以保持多年的参与。随时间推移而导致的流失，或参与者的减少，也可能对研究结果的有效性构成威胁，因为退出的参与者可能与留下的参与者有显著差异。研究人员必须采取策略来最小化流失，并确保样本在整个研究过程中保持代表性。总之，longitudinal（纵向的）研究设计是研究人员寻求理解复杂现象随时间变化的强大工具。通过捕捉不同生命阶段或条件进展中的数据，这些研究提供了丰富的见解，可以为政策、实践和进一步研究提供信息。随着我们继续面临健康、教育和社会动态方面的新挑战，longitudinal（纵向的）研究的重要性只会增加，为更有效的解决方案和对人类发展的更深入理解铺平道路。