溯源 | [溯 源] to trace a river upstream back to its source; fig. to investigate the origin of sth #54,121 [Add to Longdo] |
追根溯源 | [追 根 溯 源] to pursue sth back to its origins; to trace back to the source; to get to the bottom of sth #59,373 [Add to Longdo] |
推本溯源 | [推 本 溯 源] to go back to the source #621,348 [Add to Longdo] |
逆流溯源 | [逆 流 溯 源] to go back to the source [Add to Longdo] |