n.
（腰部和袖口有松紧带的）短夹克

[ noun ]
a jacket gathered into a band at the waist
<noun.artifact>

Bomber jacket \Bom"ber jack`et\, n. [From its resemblance to the
style of jacket work by the crews of World War II bomber
airplanes.]
a short men's jacket made of leather, having a zipper in
front, knitted cuffs, and ribbed trim.
[PJC]