take someone's breath away
US /teɪk ˈsʌm.wʌnz brɛθ əˈweɪ/
UK /teɪk ˈsʌm.wʌnz brɛθ əˈweɪ/

1.
захватывать дух, поражать
to be extremely beautiful or surprising
:
•
The view from the mountain top really took my breath away.
Вид с вершины горы действительно захватил дух.
•
Her beauty took his breath away.
Её красота захватила его дух.