wind sock

美 [wɪnd sɑːk]英 [wɪnd sɒk]
  • 网络风向袋;风袋
wind sockwind sock

noun

1
a truncated cloth cone mounted on a mast;used (e.g., at airports) to show the direction of the wind
Synonym: windsock sock air sock air-sleeve wind sleeve wind cone drogue

数据来源:WordNet