east东 west西 south南 north北 southeast东南 southwest西南 northwest西北 northeast东北 east-southeast东南偏东 east-northeast东北偏东 south-southeast东南偏南 south-southwest西南偏南 north-northeast东北偏北 west-northwest西北偏西 east by north东偏北 south by west南偏西 north by west北偏西 west by north西偏北 southeast by east东南偏东 southwest by west西南偏西 northeast by east东北偏东 northwest by north西北偏北 eastward向东地（的） northward向北地（的）
about在附近 against与…相反 aimless无方向的 anticlinal背斜的
