英语词汇“underground railroad”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	underground railroad
释义	underground railroad noun 1. : underground railway 2. usually capitalized U&R : a system of cooperation among active antislavery people in the United States before 1863 by which fugitive slaves were secretly helped to reach the North or Canada
随便看	oxidizer oxidizing oxidizing agent oxidizing flame oxido oxido- oxidoreductase oxidoreduction oxidulated oximate oximation oxime oxime oximeter oximeter oximetric oximetry oximido oximido- oximino- oximino oxindole oxine oxirane ox kind

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