“封口”概念、定义、翻译-科学时代

单词	封口
释义	动力与电气工程词汇手册封口 sealing
随便看	check check checkable deposits check analysis check and balance check-and-balance system check and balance system check and drop check and receive check-basin irrigation check before the loading check bit check bit check bit check bit check bit check book checkbook journalism check box check cable check clearing check concentration check cross-section check dam check dam

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。