frock coat
US /ˈfrɑːk koʊt/
UK /ˈfrɑːk koʊt/

1.
сюртук
a man's coat with a knee-length skirt, worn in the 19th century for formal occasions.
:
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The gentleman wore a distinguished frock coat to the ball.
Джентльмен надел изысканный сюртук на бал.
•
Many historical figures are depicted wearing a frock coat.
Многие исторические личности изображены в сюртуке.