near point的意思|示意
[生理] 近点
near point的用法详解
近点（near point）是指人眼能够看清物体而不需要进行任何调节（如调节焦距）的最近距离。在医学领域，它通常被用来检查视力。英语单词near point也常被用于描述与该距离有关的现象。
以下是近点（near point）的几个常见用法：
1. Near point acuity：近点视力。指一个人能够看清离他最近的物体的距离。
2. Near point stress：近点压力。指由于长时间盯着电脑屏幕等近距离视觉工作引起的眼部疲劳和不适。
3. Near point correction：近点矫正。指通过佩戴眼镜或隐形眼镜等方式，使近点视力得到矫正。
4. Near point of convergence：汇聚近点。指眼球在盯着近距离物体时，会同时向内转动，使得视轴汇聚到一个点上。
总之，近点（near point）是眼睛视力和健康的重要指标，对于大多数人来说，应该注意正确保护自己的视力，避免长时间过度使用眼睛和对着近距离物体盯视太久。
near point相关短语
1、 near point reading cards 近距视力检查表
2、 infinitely near point 无限接近点
3、 near point of vision 正视眼,近点,视觉近点
4、 near point of convergence 集合近点
5、 near-point esophoria 对于伴有近点内隐斜
6、 near point vision 近点
7、 Near point distance 距离近点
near point相关例句
Effect: Enchants an arrow to deliver cold damage that freezes any monsters near point of impact.
效果: 以魔法的力量,赋予箭束冰冻的伤害,使得冰点旁边的所有妖怪都受到冻结.
互联网
For this reason the near point gradually recedes as one grows older.
由于这个原因,随着人渐渐变老,近点便逐渐后退.
辞典例句
The near point of either a presbyopia or a hyperopic eye is farther eye than normal.
老花眼和远视眼的近点都比正常服的近点远.
互联网
Should the object come closer than this near point, the image will blur.
如果物体比这个近点更近, 那么图象就会模糊了.
辞典例句
The closest point on which the eye can focus is known as the near point.
眼能聚焦的最近的点叫做近点.
辞典例句