方向性的英文

貌似没有south-eastern，southeastern作为形容词应该更常见，southeast主要做名词用吧，应该是这样。

southeast指方位，表示东南而southeastern指东南的 比如东南的文化，风俗等和west food等同，意思是西方的食物 西餐

定向性 [词典] directionality; directing property; directive property; stereotaxis; [例句]碟形卫星天线的定向性非常强。Dish aerials are highly directional指向性 [词典] directivity; directionality; [电磁] directive property; [例句]介绍了指向性因数和指向性指数的定义、计算式。The definition of directivity factor, directivity index& equation are introduced firstly.