The custom traces to the time of the Warring States.
这个风俗可上溯到战国时。
The custom traces to the time of the Warring States.
这个风俗可上溯到战国时。
Considering that the source of the mythological animals with wings and squamae can trace to forepart of New Stone Age.
翼神兽之渊源确可上溯到中国早新石器时。
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