ef
导读：ef读音音标
ef意思解释
abbr.efficiency 效率；equivalent focal length 等效焦距；expectant father 准爸爸；experimental flight 试飞 英英释义 EfEf (Ф ф; italics: Ф ф)
ef意思解释
abbr.efficiency 效率；equivalent focal length 等效焦距；expectant father 准爸爸；experimental flight 试飞 英英释义 EfEf (Ф ф; italics: Ф ф)
ef读音音标
ef意思解释
abbr.
efficiency 效率；
equivalent focal length 等效焦距；
expectant father 准爸爸；
experimental flight 试飞
英英释义
EfEf (Ф ф; italics: Ф ф) is a Cyrillic letter, commonly representing the voiceless labiodental fricative , like the pronunciation of ⟨f⟩ in \"fill\". The Cyrillic letter Ef is romanized as ⟨f⟩.
