the wind-sock风向袋
同义词：windsockwind socksockair sockair-sleevewind sleevewind conedrogue
N-COUNT（可数名词） A windsock is a device, consisting of a tube of cloth mounted on a pole, that is used at airports and airfields to indicate the direction and force of the wind. 风标
The hangar had a windsock on the roof.
飞机库房顶上有一只风标。