It means I know who I am, "says the man in blue shirt and suspenders."

“这意味着我知道自己是谁，”穿蓝衬衫和吊裤带的那个男子说。

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For the first time in three weeks I am alone, driving from Windhoek toward the Namib Desert beneath a ubiquitous blue sky, its presence above the savannah creating the illusion of a flat, wide Earth.

三个星期以来我第一次独自开车从温得赫克驶往纳米布沙漠。蔚蓝的天空笼罩着大地，无树草原在蓝天下产生一种地面又平又宽的假象。

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I am dressed in a short blue silk coat.

我穿一件短的蓝色绸缎外衣。

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Now, I have talked about this until I am blue in the face.

CNN: Transcript: Clinton speaks on 'patients' bill of rights'

"I have talked about this until I am blue in the face, " he said.

CNN: President: New numbers show changes wouldn't be too costly