“barrel vault”概念、定义、翻译-科学时代

单词	barrel vault
释义	美术、书法与摄影词汇手册 barrel vault 筒形穹顶
随便看	staff-workers' education staff-workers' training staff-workers' university staff writer stag stag stag stag stag-breeding stage stage stage stage stage stage stage stage stage stage stage stage stage stage-action stage addition stage-area curve

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。