“渊源”的拼音？

他说他的种族渊源对他向来都不重要。He said his ethnicity had not been important to him.由于年代久远,其渊源已无法考证.It has an origin lost in the mists of antiquity.谢谢你, 你的观点使这件事的历史渊源一清二楚了.Thank you. Your view has helped to bring the historical side of...

“渊源”的英语可以翻译为：origin，source ...