astrometry

astrometry的音标为["æstə,metri] ，基本翻译为“星体测量学”，速记技巧为“阿斯莫代里”（谐音）。

Astrometry这个词的词源可以追溯到希腊语中的“astromene”，意为“星位测定”。这个词在英语中用来描述天文学中测量和确定天体位置的方法和技术。

相关单词：

1. Astrology：星相学，这个词源自希腊语中的“astrologia”，意为“星占学”，是一种基于天体位置解释人类命运或行为的信仰体系。

2. Astrophotography：星象摄影，这个词由“astro”和“photography”两个词组成，指的是使用摄影技术来记录天体的位置和形状。

3. Astrometric：天体测量的，这个词是由“astrometry”派生而来，用来描述天文学中测量天体位置的技术和方法。

4. Astrometric satellite：测地卫星，这个词指的是用于测量和确定天体位置的卫星。

5. Astrometric precision：天体测量精度，这个词指的是天体测量中使用的精确度。

变化形式：名词形式，astrometry；形容词形式，astrometric。

英文单词10个：astrometry, astrometric, astrology, astrophotography, precision, satellite, astrometric precision, astrometric accuracy, astrometric measurement, astrometric observation。

以上内容仅供参考，建议到英语词典官网查询。

常用短语：

1. astrometric precision

2. astrometric calibration

3. astrometric measurement

4. astrometric survey

5. astrometric data

6. astrometric observation

7. astrometric analysis

双语例句：

1. The precision of the astrometric measurements is crucial for precise orbit determination. (astrometric测量精度对于精确轨道确定至关重要。)

2. The astrometric survey has identified a new star cluster in the remote galaxy. (天文学测量调查已经发现了遥远星系中的一个新的星团。)

3. The astrometric data from the space telescope has revolutionized our understanding of the universe. (来自太空望远镜的astrometric数据已经彻底改变了我们对宇宙的理解。)

4. The astrometric analysis of the star field has revealed a previously unknown planetary system. (对恒星场的astrometric分析揭示了以前未知的行星系统。)

5. The calibration of the astrometric equipment must be precise to ensure accurate measurements. (天文学测量设备的校准必须精确以确保准确测量。)

6. The observation of stars requires precise equipment and meticulous astrometric analysis. (观察星星需要精确的设备以及细致入微的天文学测量分析。)

7. The analysis of astrometric data can provide valuable insights into the formation and evolution of celestial objects. (天文学测量数据的分析可以提供对天体形成和演变的宝贵洞察。)

英文小作文：

Astrometry is an essential discipline in astronomy that involves the measurement and analysis of celestial objects using precise equipment and techniques. It plays a crucial role in many aspects of astronomy, including the determination of celestial objects" positions, orbits, and distances, as well as the identification and characterization of new celestial objects and phenomena. Astrometry has also been used to study the formation and evolution of celestial objects, including stars, planets, and galaxies, and it has contributed significantly to our understanding of the universe.

However, astrometry is not just about measuring celestial objects" positions and distances; it also involves understanding the motion of celestial objects over time and space, which requires a deep understanding of physics and astronomy. Astrometry is a highly specialized field that requires expertise in both observational techniques and theoretical modeling, and it is constantly evolving as new technologies and methods are developed and applied to the field.

In conclusion, astrometry is an essential discipline in astronomy that plays a crucial role in many aspects of astronomy, including research, education, and public outreach. It requires expertise in observational techniques, theoretical modeling, and physics, and it is constantly evolving as new technologies and methods are developed and applied to the field.