“tariff barrier”概念、定义、翻译-科学时代

单词	tariff barrier
释义	旅游词汇手册 tariff barrier 关税壁垒
随便看	model model model model model model model model model model model model model model model model model model act model agreement model-aided decision system model algorithm model analytics model answer model atmosphere model atmosphere analysis

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。