astigmatic

astigmatic的音标为[ˌæstɪgˈmætɪk] ，基本翻译为“散光的；倾斜的”，速记技巧为：astigmatic指眼睛的折射面倾斜，造成散光。

Astigmatic这个词源自希腊语，意为“倾斜的，歪曲的”。其词源中的“astikos”表示倾斜或歪曲。

变化形式：在英语中，astigmatic的形式通常为形容词，如"astigmatic"或"astigmatic lens"。

相关单词：

Astigmatism：这是最相关的名词，表示眼睛的一种光学缺陷。

Astigmatic correction：这是矫正近视或远视的方法之一，通过使用特殊的眼镜或手术来调整眼睛的形状。

Astigmatic lens：这是矫正眼睛缺陷的一种光学元件，通常用于眼镜或隐形眼镜。

Astigmatic surgery：这是一种手术方法，用于矫正眼睛的astigmatism。

Astigmatic ring：这是在某些手术中使用的工具，用于改变眼睛的形状。

Astigmatic error：这是指眼睛无法正确聚焦光线的一种视觉缺陷。

Astigmatic glasses：这是指用于矫正astigmatism的眼镜。

Astigmatic correction lens：这是指用于矫正astigmatism的特殊设计的透镜。

Astigmatic refraction：这是指在配镜或眼科手术前进行的眼睛矫正过程，包括对astigmatism的处理。

Astigmatic ring laser：这是一种特殊的激光手术设备，用于矫正astigmatism。

以上单词都是描述和解释astigmatism的相关词汇，它们在英语中广泛使用并描述了与眼睛缺陷相关的各种概念和情况。

常用短语：

1. astigmatic lens

2. astigmatism correction

3. astigmatic eye

4. astigmatic vision

5. astigmatic lens correction

6. astigmatic refractive error

7. astigmatic lens design

双语例句：

1. The patient complained of blurred vision and was diagnosed with astigmatism.

2. The astigmatic lens corrected the patient"s vision effectively.

3. The doctor used astigmatic lenses to treat myopia and hyperopia patients.

4. Astigmatism can cause eye strain and headaches, especially when reading or watching TV.

5. Astigmatism is a common refractive error that can be corrected with glasses or contact lenses.

6. Astigmatism is caused by a misalignment of the cornea, which can be corrected with surgery.

7. The astigmatic lens design is a new technology that can improve visual quality and reduce eye strain.

英文小作文：

Astigmatism is a common refractive error that causes blurred vision and headaches. It is caused by a misalignment of the cornea, which can be corrected with glasses or contact lenses. Astigmatic lenses are designed to improve visual quality and reduce eye strain, making it easier to see clearly and comfortably. However, it is important to understand that correcting astigmatism requires professional diagnosis and treatment by an optometrist or ophthalmologist. With proper treatment, people can enjoy clear vision without pain and strain on the eyes.