Peking blue

例句：

1. 1. The Peking blue silk robes are highly sought after by collectors.
   北京蓝丝绸长袍深受收藏家们的青睐。
2. 2.The Peking blue carpet is a symbol of Chinese traditional culture.
   北京蓝地毯是中国传统的象征。
3. 3.The Peking blue color has a calming effect on the mind.
   北京蓝的颜色对人的心灵有平静的作用。