wind sleeve

1. The backward-wind preventing device is arranged on the chimney exit of the coal stove, which can prevent the backward wind, and is composed of two components, a housing barrel and a seat sleeve.
   该产品为安装在煤火炉的烟筒出口上，能防止倒风。它是由外罩筒和座套两个部件构成。
2. Alone on the bridge, wind in sleeve.
   独立小桥风满袖。

noun

1. a truncated cloth cone mounted on a mast

   Synonym:    windsockwind socksockair sockair-sleevewind conedrogue