孙东云的声音非常沙哑，而且很难知道他的音域有多广，因为他每分每秒都像是准备要破音一般。

Dong Woon's voice is very mute and it's hard to hear how broad his range might be because it always feels like he's going to break at any second.

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孔广森是孔子第七十代孙，清代中叶有名的经学家、音韵学家和数学家。

Kong Guangsen, a descendant of Confucian of the 70th generation, was a noted scholar in the study of Confucian classics, a phonologist and a mathematician in the middle of the Qing Dynasty.

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