“备用信道”概念、定义、翻译-科学时代

单词	备用信道
释义	广播影视词汇手册备用信道 spare channel
随便看	recurrence of discomfort from an old injury recurrence rate recurrence rate recurrence relation recurrence risk recurrence time recurrence time recurrent recurrent recurrent recurrent appropriation recurrent appropriation recurrent appropriation recurrent chain recurrent clause recurrent cost recurrent cost recurrent cost recurrent cost recurrent disability recurrent education recurrent expenditure recurrent expenditure recurrent expenditure recurrent expenditure

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。