- 释义:
- adj.焦点的,有焦点的;集中在点上的;病灶的,病灶性的
- 例句:
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A typical lens has a focal length ( f ) of 625 mm.
常见镜头的焦距 ( f ) 为625毫米.
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As a result, the focal lengths in these planes will be different.
结果, 这两个平面内的焦距将不同.
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The focal length of a given lens is different for different colors.
一个特定的透镜的焦距因颜色的不同而不同.
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