“upper punch”概念、定义、翻译-科学时代

单词	upper punch
释义	工程与技术词汇手册 upper punch 上模冲
随便看	primary station primary sterility primary stress primary stress primary stress primary structure primary structure primary structurist primary subject primary sub-race primary subset primary substance primary succession primary succession primary surplus primary suspensor primary swarm primary system primary system primary system primary task primary taste primary tenses primary thinking process primary tide station

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。

upper punch