out of focus
失焦：指图像不清晰的现象
常用释义
英式发音
美式发音
基本释义
- 失焦：指图像不清晰的现象，通常发生在使用相机、摄像机、显微镜、望远镜或双筒望远镜时。光学上，失焦是指焦点沿光轴远离检测表面的偏差。失焦会降低图像的清晰度和对比度，本应清晰、高对比度的边缘会变成渐变过渡，场景中的细节会模糊甚至变得不可见。几乎所有成像光学设备都会采用某种形式的焦点调节来最小化失焦并最大化图像质量。
例句
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1·In some of the pictures the subjects are out of focus while the background is sharp.在一些照片中，主体对焦不准，背景反而很清晰。来源: 《柯林斯英汉双解大词典》
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2·When she looks in the mirror, though, her face warps out of focus as if the reflection is from a funhouse mirror.她向镜子望去，可是，她的脸变得弯曲、模糊，就像是照游戏房里的哈哈镜似的。来源: 《柯林斯英汉双解大词典》
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3·Us, out of focus on a ferry!美国，从在一艘渡轮上的焦点！
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4·This photo is out of focus.这张照片不清楚。
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5·The image is out of focus.这影像的焦距没调好。
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6·Only a bit out of focus.只是焦距有点不对。
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7·Only a bit out of focus.他对好焦距，照了一张相。
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8·You'll notice your eyes will go slightly out of focus.您会发现你的眼睛会稍微的偏离焦点。
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9·I think my face in this picture is a bit out of focus.我觉得这张相片里我的脸有点虚。
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10·I had finally found my luck, but they were out of focus!我总算找到了我的运气，可是，它们却是模糊不清的！