The Buttermilk creek complex, which dates to between 13,200 and 15,500 years ago, adds to this scant but growing roster of pre-Clovis sites.

白脱牛奶小溪复合品可以追溯到13200 至15500年前，它们为尚不充分但一直在增加之中的克洛维斯之前的历史地点增加了一员。

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The Buttermilk creek complex, which dates to between 13,200 and 15,500 years ago, adds to this scant but growing roster of pre-Clovis sites.

白脱牛奶小溪复合品可以追溯到13200 至15500年前，它们为尚不充分但一直在增加之中的克洛维斯之前的历史地点增加了一员。

youdao