To return with high honors and achievements, often after significant accomplishments or a successful endeavor, implying a high official rank or prestigious status.
他在海外求学多年，如今学成归来，可谓衮衣西归，家人都为他感到骄傲。
After many years of studying abroad, he has now returned with his education complete, much like someone coming home with great honors, and his family is very proud of him.
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