szárnyas anyacsavar angolul

butterfly [butterfly]▼noun
[UK: ˈbʌt.ə.flaɪ] [US: ˈbʌt.r̩.flaɪ]

wing-nut▼noun
[UK: ˈwɪŋ nʌt] [US: ˈwɪŋ nʌt]