“percussion flaking”概念、定义、翻译-科学时代

单词	percussion flaking
释义	人类学词汇手册 percussion flaking 敲击片解法
随便看	echopraxia echo pulse echo pulse echo pulse echo question echo-ranging echo ranging echo ranging echo ranging echo ranging echo reply echo request echo return loss echo room echo sampling echo signal echo signal echo signal of sounder echo sounder echo sounder echo sounder echo sounder echo sounder echo sounding echo sounding

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

percussion flaking