“uncollectable debt”概念、定义、翻译-科学时代

单词	uncollectable debt
释义	商务词汇手册 uncollectable debt 坏账，呆账
随便看	Grassmann algebra Grassmann variety Grassman's law grass meal grass mould grass mower grass mower grass mower grass of meadow rue grass pane sandfence grass pea grass planting pavement grassplot grass-plot bed grass-root organization grassroots democracy grass-roots marketing grass rope grass rubber grass savanna grass seed grass style grass swamp grass swamp grass-thinning machine

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。