“trading coupon”概念、定义、翻译-科学时代

单词	trading coupon
释义	广告学词汇手册 trading coupon 商业赠券
随便看	water spray ring water spray valve water spreading Water Spring Water Sprinkling Water-Sprinkling Festival water sprout water sprout water sprout water stability water stage water stage water stage water-stage record water-stage recorder water-stage register water-stage transmitter water stagnation water stain water stand water standard water steam reactor water stemming water storage water storage in reach

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。