e.r.a.
n.
1949 in baseball as initialism (acronym) for earned run average. From 1971 in U.S. politics for Equal Rights Amendment.
词汇 | e.r.a. |
词根词缀 | Online Etymology Dictionary e.r.a. n. 1949 in baseball as initialism (acronym) for earned run average. From 1971 in U.S. politics for Equal Rights Amendment. |
随便看 |
英语词根词缀词典收录了54763条英语词根词缀词条,基本涵盖了全部常用英语词汇的词根、词缀及词根记忆法解析,是记忆英语词汇的必备工具。