Enhancing the image, he performed his own stunts;

为了提高个人形象，他自己表演惊险动作；

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Therefore, enhancing the image contrast is very essential.

因此，提高图像对比度是很必要的。

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You can of course continue enhancing the image by adding some more effects, such as filter, texture or just have a play with its hue and saturation!

你可以继续给图像添加一些效果，如滤镜，纹理图或色相饱和度！

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His image was tarnished when he admitted in 2009 that he used performing-enhancing drugs while with the Texas Rangers from 2001-03.

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