нахмурить брови bedeutet auf Englisch

frown [frowned, frowning, frowns]▼(to have a frown on one's face)
verb
[UK: fraʊn] [US: ˈfraʊn]

knit one's brows▼(to scowl, indicating anger, worry, or puzzlement)
verb
[UK: nɪt wʌnz braʊz] [US: ˈnɪt wʌnz ˈbraʊz]