voluminous
adjective formal uk/vəˈluː.mɪ.nəs/ us/vəˈluː.mə.nəs/
（衣服）肥大的，宽松的
A voluminous piece of clothing is large and consists of a lot of cloth
Her voluminous silk dress billowed out behind her. 她穿的那条肥大的丝绸长裙在身后鼓起来了。
（著作）长篇的，卷帙浩繁的
A voluminous piece of writing is long and detailed
Have you read McClelland's voluminous account of his life? 你读过麦克莱兰的长篇自传吗？