“见票即付”概念、定义、翻译-科学时代

单词	见票即付
释义	国际贸易词汇手册 on demand (O/D) 见票即付
随便看	variance of unit weight variance ratio variance ratio variance-ratio distribution variance-ratio test variance reducing technique variance report variance stabilizing transformation variance with the contract variant variant variant variant variant Chinese character variant name variate variate variate variate variate-difference method variate transformation variation variation variation variation

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。

on demand (O/D)