“proof coin”的概念、定义、翻译、参考文献-科学参考

单词	proof coin
释义	proof coin 样币
随便看	tubulation tubulature tubule Tubulidentata tubuliferous tissue tubuliform tubulin tubuli recti tubuli renales contorti tubuli renales recti tubuli seminiferi contorti tubuli seminiferi recti tubuloacinous gland tubuloalveolar gland tubulodermoid tubulus renalis rectus tubus vertebralis Tucana (Tuc) tuck tuckahoe tuck and pat pointing tucker tucking blade tuck-in selvage tuck in the hook

科学参考收录了1248194条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。