“管井”概念、定义、翻译-科学时代

单词	管井
释义	请查阅管井--管道井--管道竖井
随便看	sentential function sentential variable sentential well-formed formula sentics sentient being sentient experience sentiment sentiment sentiment sentiment sentimental comedy sentimental comedy sentimental conception of community sentimental culture sentimental education sentimentalism sentimentalism sentimentalism sentimentality sentimentality sentimental novel sentimental poem sentimental poetry sentimental verbal sentinel

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。