佳能还有一点值得称赞：它是这四款照相机中唯一一个无需专用US B连接口的。
Canon also deserves credit for being the only vendor among these four not to put a proprietary USB plug on its camera.
苹果仍然坚持拒不配置照相机和手机常用的闪存卡接口。
Apple still stubbornly refuses to incorporate a slot for the flash memory CARDS commonly used in cameras and cellphones.
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