| 单词 | unifacial |
| 例句 | "The trace fossil is associated with megafauna bones, plant material and unifacial lithic tools," the study's abstract adds. Oldest human footprint in Americas found 2019-05-01T04:00:00Z |
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英语例句辞典收录了117811条英语例句在线翻译词条，基本涵盖了全部常用单词及词组的例句翻译及用法，是英语学习的有利工具。