1. | 两部分的;双重的;双的having two parts or aspects |
his dual role as composer and conductor 他兼任作曲家和指挥的双重角色 | |
She has dual nationality(= is a citizen of two different countries) . 她具有双重国籍。 | |
The piece of furniture serves a dual purpose as a cupboard and as a table. 这件家具有两个用途,既作橱柜也作饭桌。 |