“礼物互赠”概念、定义、翻译-科学时代

单词	礼物互赠
释义	民族学词汇手册礼物互赠 reciprocal gift-giving
随便看	beach ridge beachrock beach rock beach rock beach rocket weapon beach seine beach she-oak beach strand beach surveying beach swale beach warmwood beach zone beacillin beacon beacon beacon beacon beacon beacon beacon beacon acquisition time beaconage beacon delay beacon fire beacon frame

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。