As a great translator, Xu still works for long hours every day and tries to improve his translations to make sure they are correct and beautiful.

作为一个伟大的翻译家，许先生依然每天保持长时间工作，努力提高自己的翻译水平，以确保翻译的准确性和美感。

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"Those problems are mainly caused by a combination of long work hours, a lack of exercise and irregular eating habits," said a doctor who would only provide her surname, Xu.

一位大夫说，“这些问题主要是由长时间工作，缺乏锻炼和不规律的饮食习惯等多重作用引起的，”他只告诉我们他姓徐。

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Xu calls it a "four-winged" dinosaur because it had long, pennaceous feathers on its arms and legs.

因为其前后肢上都存在着较长的羽翮，因此徐星将它称之为“四翼”恐龙。

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Xu usually works long hours testing and fine-tuning motors in his lab at an old industrial complex in Shanghai.

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