marginal area編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看marginal areamarginal area — 名詞名詞1. a region or area that is on the edge or boundary1.名詞釋義邊緣地區a region or area that is on the edge or boundary例句The marginal area of the desert is difficult to cultivate.