“Underground Railway”概念、定义、翻译-科学时代

单词	Underground Railway
释义	历史学词汇手册 Underground Railway （美国）地下铁路（内战前南方奴隶逃往北方自由州或加拿大的秘密路线）
随便看	controlled variable controlled variable controlled vortex design controlled war controller controller controller controller controller controller controller controller controller controller controller for CATV control limit control limit controlling account controlling company controlling company controlling company controlling-company accounting controlling device of tunnel baking oven port controlling director controlling element

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。