\u0039\u0031\u0031\u67E5\u8BE2\u00B7\u82F1\u8BED\u5355\u8BCD
1. 风(向)袋：wind run 风程 | wind sleeve 风向)袋 | wind sock 风向)袋
2. 风袋：风砌雪 wind slab | 风袋 wind sleeve | 风袋 wind sock
wind sleeve
noun
1. a truncated cloth cone mounted on a mast used (e.g., at airports) to show the direction of the wind
Synonym: windsock wind sock sock air sock air-sleeve wind cone drogue