但那时尚未出现文字，于是部落的名称就靠人们口头流传下来。

But at that time the writing has not yet appeared, thereupon the name of the tribe was passed down orally.

youdao

但那时尚未出现文字，于是部落的名称就靠人们口头流传下来。

But at that time the writing has not yet appeared, thereupon the name of the tribe was passed down orally.

youdao