| 单词 |
focal length |
| 释义 |
ˈfocal length noun [countable] technical the distance between the centre of a lens and the focal point 焦距Examples from the Corpusfocal length• Properties of a parabola All parabolas are similar. Focal length a determines the magnitude.• A single focal length, fixed-focus is often sufficient.• The image produced by a diverging lens is however frequently virtual and consequently the focal length does not seem easy to determine.ˈfocal length nounChineseSyllable centre a the between distance the of Corpus |
| 随便看 |
- whet somebody's appetite for something
- whetstone
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- which
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- which came first, the chicken or the egg
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- Whicker, Alan
- whicker,alan
- whicker,-alan
- whiff
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- Whig
- whigs
- while
- while about it
- while at it
- while away
- while away the days
- while away the evening
- 《持己得一敬字,接物得一谦字,敬以持己,谦以接人,可以寡过矣.》什么意思,出自哪里,注释,句意,翻译
- 《持己得一敬字,接物得一谦字,敬以持己,谦以接人,可以寡过矣.》出自哪里,什么意思,注释,句意,翻译
- 《持志如心痛,一心在痛上,岂有功夫说闲话,管闲事.》出自哪里,什么意思,注释,句意,翻译
- 《持恒》中学生写作素材
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- 《持方枘欲内圆凿(其能入乎)。》是什么意思|译文|出处
- 《持杯戏向山妻说,一箸真成食万钱.》原诗出处,译文,注释
- 《持枪的母亲》
- 《持法太急者,其锋不可犯,而其势未可乘.》出自哪里,什么意思,注释,句意,翻译
- 《持满之道,抑而损之.》出自哪里,什么意思,注释,句意,翻译
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