“岩洞--洞室”概念、定义、翻译-科学时代

单词	岩洞--洞室
释义	水利水电词汇手册 grotto 洞室，岩洞
随便看	foundation bolt foundation capability foundation class foundation cleaning foundation cream foundation exclusion clause foundation grant foundation grouting foundation light foundation nut foundation of mathematics foundation pit foundation plan foundation planting foundation plate foundation sacrifice foundation sacrifice foundation seed stock foundation settlement foundation settlement foundation slab foundation soil foundation wall founder Founder

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。

grotto