brightness
亮度
常用释义
英音[ ˈbraɪtnəs ]
美音[ ˈbraɪtnəs ]
基本释义
- n. [光][天] 亮度；聪明，活泼；鲜艳；愉快
考试频率
中考
考频：近四年出现1次
- n. 明亮
高考
考频：近六年出现1次
- n. 明亮
四级
考频：近五年出现1次
- n. 明亮
例句
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1·The star varies in brightness by about three magnitudes.星体的亮度大约分三个星等。来源: 《牛津词典》
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2·Her burst of exuberance and her brightness overwhelmed me.她的活力勃发和她的聪明智慧征服了我。来源: 《柯林斯英汉双解大词典》
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3·But his night paintings don't exactly lack brightness.但他的夜景画并不缺乏亮度。
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4·They think of brightness, sunshine, all that yellow and orange.他们想到的是光明、阳光，尽是黄色和橙色的事物。
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5·Their presence filled this place with an intolerable brightness.他们的出现使这个地方充满了耀眼的光辉。
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6·The increase in brightness of the x-ray sources over the same period has occurred far faster.在同一时期内，X 射线光源亮度的增加速度要快得多。
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7·The best signal depends not only on its brightness but also on how well it contrasts with the background against which it must be seen.最好的信号不仅取决于它的亮度，还取决于它与背景的对比度。
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8·She always brought brightness with her when she came.她来的时候总是带着阳光。
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9·That means its brightness will be seen in most areas in China, reducing the need for streetlights.这表明，中国大部分地区都能看到它的亮光，这减少了路灯的需求量。
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10·Wu said it would be similar to how we get moonlight, but he predicted that the man-made moon would have eight times the brightness of the real one.吴说，这将类似于我们获得月亮光照的方式，但他预测，人造月亮的亮度将是真实月亮的8倍。
网络释义
- high brightness : n. 高亮度
- brightness temperature : 亮度温度
- brightness control : 亮度控制
- apparent brightness : 视亮度；表观亮度
同根词
词根：
bright
bright
adj
明亮的，鲜明的；聪明的；愉快的
bright
adv
明亮地；光明地；欢快地
brightly
adv
明亮地；鲜明地；生辉地
bright
n
车头灯光
brighten
vi
明亮；变亮；活跃；快乐高兴
brighten
vt
使闪亮；使生辉；使快乐高兴