west-southwest

詳細解釋：

west-south.west

n.Abbr. WSW（名詞）縮寫 WSW
The direction or point on the mariner`s compass halfway between due west and southwest, or 2=30&S{￠} west of due north.
西西南，西南偏西：航海羅盤上位於正西與西南中間的方向或點，或是正北以西2=30&S{￠}
adj.Abbr. WSW（形容詞）縮寫 WSW
To, toward, of, facing, or in the west-southwest.
向西南偏西方的，屬於西南偏西的，朝向西南偏西的，在西南偏西的
adv.Abbr. WSW（副詞）縮寫 WSW
In, from, or toward the west-southwest.
在西南偏西，從西南偏西來，向西南偏西