泝源

泝源
sùyuán

to investigate the origin of sth

2 meanings
MEANING2 meanings
Variant of 溯源

MEANING

  1. 壹动verb

    to investigate the origin of sth(inherited)

    • 。

      We traced the origin of this problem.

  2. 貳动verb

    to trace a river upstream back to its source(inherited)

    • 。

      We traced the source of this river.

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