比如油管的规则
You can watch purchased 4K UHD quality movies using the YouTube app on eligible Smart TVs and Android TVs, or with a Chromecast Ultra (with 4K displays capable of HDCP 2.2).
我就想cao了，老子PC上看4K都不行
【 在 wker (wker07) 的大作中提到: 】
: 啥叫设备歧视啊
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