“拱环”概念、定义、翻译-科学时代

单词	拱环
释义	请查阅拱环--水平拱单元
随便看	discordance between water and fire discordant coastline discordant drainage discordant intrusion discordant junction discordant sample discothecium discount discount discount discount discount discount discount discount discount discount discount allowed discount bank discount bond discount broker discount cash flow discount cash flow method discount earned discounted accounts receivable

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。