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เอฟ
เอ็ม
favorite_border
èf em
Obscure
Rare
Everyday
Our take
Safe to skip for now
Noun
frequency modulation
,
FM
Components
2
เอฟ
èf
F
,
the letter F
Often heard
Worth learning
expand_more
เอ็ม
em
M
,
the letter M
Often heard
Worth learning
expand_more
