英语词汇“EFL”的翻译、意思、用法、释义-英汉双解词典-修远网

单词	EFL
释义	EFL¹ /ˌiː ef ˈel//ˌiː ef ˈel/ abbr ① English as a foreign language当作外国语的英语 EFL² /ˌiː ef ˈel//ˌiː ef ˈel/ abbr ① 有效焦距(Effective Focal Length)
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