One major step foreword in design savvy was getting away from the pixel fonts of yester year and saying I’m ok with a size 28 font.
设 计之前一个主要的步骤是想到不要用那些很久之前用的像素字了，然后说我觉的28号字很好。
The iPhone has a much-denser pixel arrangement than a normal desktop screen, meaning that fonts and images appear smaller on the actual phone than on a simulated screen.
与普通桌面屏幕相比，iPhone的像素排列得更加密集，意味着实际手机中显示的字体和图像比模拟屏幕中显示得更小。
Today, both companies are using sub-pixel rendering to coax sharper-looking fonts out of typical low resolution screens.
目前，这两家公司都使用次像素渲染(subpixel rendering)技术，使得字体在低分辨率的屏幕上，也能显得很清晰。
TC_OP_CHARACTER Supports character output precision, which indicates the device can place device fonts at any pixel location. This is required for any device with device fonts.
支持字符精确输出，设备可将设备字体置于任何像素位置。这要求设备带有设备字体。
Supports stroke clip precision, which indicates the device can clip device fonts to a pixel boundary.
支持笔画剪切输出，设备可在像素边界剪切设备字体。
Supports stroke clip precision, which indicates the device can clip device fonts to a pixel boundary.
支持笔画剪切输出，设备可在像素边界剪切设备字体。
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