dual
- adj. 双的；双重的
- n. 双数；双数词
- n. (Dual)人名；(法)迪阿尔
英英释意
- 1. consisting of or involving two parts or components usually in pairs;
- "an egg with a double yolk"
- "a double (binary) star"
- "double doors"
- "dual controls for pilot and copilot"
- "duple (or double) time consists of two (or a multiple of two) beats to a measure"
- 2. having more than one decidedly dissimilar aspects or qualities;
- "a double (or dual) role for an actor"
- "the office of a clergyman is twofold; public preaching and private influence"- R.W.Emerson
- "every episode has its double and treble meaning"-Frederick Harrison
- 3. a grammatical number category referring to two items or units as opposed to one item (singular) or more than two items (plural);
- "ancient Greek had the dual form but it has merged with the plural form in modern Greek"