The direction or point on the mariner's compass halfway between northwest and north-northwest, or 33°45′ west of due north.西北偏北：水手罗盘上的方向或点，在西北的和西北偏北中间，或正北偏西33°30′
adv.（副词）adj.（形容词）abbr. NWbN【缩写】
Toward or from northwest by north.西北偏北地（的）：朝或来自西北偏北地（的）