dioptra

dioptra的音标是["daɪəʊfrəʊ]，翻译为“第欧斯托拉，第欧斯勃拉”。基本翻译为“望远镜的发明者”，速记技巧可以结合其发明背景，即古希腊天文学家。

Dioptra是一个希腊词源，它来自于希腊语中的“dia”和“optika”，意为“通过光学”。它的变化形式包括名词形式“dioptrion”和形容词形式“dioptrikos”。

相关单词：

diopter：一种用于测量透镜或透镜组的装置，通常用于测量透镜的焦距和屈光度。

dioptric：与透镜或视觉有关的，如dioptric lens（透镜）或dioptric correction（视觉矫正）。

refraction：折射，光线从一种介质进入另一种介质时发生的弯曲现象。

refocus：重新聚焦，重新调整或调整焦点以获得更好的图像或视觉效果。

hyperopia：远视，一种视觉缺陷，通常表现为看远处物体模糊不清。

myopia：近视，一种视觉缺陷，通常表现为看近处物体模糊不清。

astigmatism：散光，一种视觉缺陷，表现为光线在视网膜上形成不规则的图像。

dioptre：一种用于测量屈光度（即眼睛对光的聚焦能力）的单位。

dioptre lens：用于矫正屈光不正的透镜。

dioptric lens：一种用于观察透镜，可以增强观察的清晰度。

以上这些单词都与光学和视觉矫正有关，体现了Dioptra词源的广泛应用和重要性。

常用短语：

1. dioptra scale

2. dioptra ruler

3. dioptra measurement

4. use a dioptra

5. dioptra diagram

6. dioptra instrument

7. dioptra device

双语例句：

1. Use a dioptra to measure the height of a building. (使用三角测量仪来测量建筑物的身高。)

2. The dioptra ruler is a useful tool for precise measurements. (三角测量仪是一种用于精确测量的有用工具。)

3. The dioptra device is used to measure the angle of a triangle. (三角测量仪用于测量三角形的角度。)

4. The dioptra instrument is a highly accurate tool for scientific research. (三角测量仪是一种高度精确的科学研究工具。)

5. The dioptra scale is used to measure distances and angles accurately. (三角测量仪的刻度用于精确地测量距离和角度。)

6. The dioptra ruler is a versatile tool that can be used for a variety of measurements. (三角测量仪是一种多功能的工具，可用于多种测量。)

7. The dioptra is a highly accurate tool that can be used for a wide range of applications. (三角测量仪是一种高度精确的工具，可用于各种应用。)

英文小作文：

The Dioptra: A Precision Tool for Measurement

The dioptra is a highly accurate instrument that has revolutionized the field of measurement. It can be used to measure distances, angles, and other parameters with great precision, making it an indispensable tool in scientific research and engineering applications. The dioptra scale, ruler, and device are all essential components of the instrument that allow for precise measurements to be made with ease. From architecture to engineering, the dioptra has become an essential tool for professionals in these fields, ensuring accuracy and reliability in their work. With its versatile use and high level of accuracy, the dioptra has become an indispensable tool in today"s world of precision measurement.