dual中文什么意思

adj.
二的；二重的；二体的；二元的。 dual personality 双重人格。n.
【语法】双数；【数学】对偶。 the D- Monarchy 双重君主国〔指第一次世界大战前的奥匈帝国〕。

• dual-dual highway:    双复式公路; 四车道公路
• dual-dual system:    双重复式系统
• actuator dual:    双起动器

例句与用法

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1. The airplane had dual controls .
   这架飞机有两套操纵装置。
2. My dual position was, in fact, a handicap .
   事实上，我的双重身份对我是一个不利因素。
3. Theories serve a dual purpose .
   理论有双重效果。
4. This versatility comes from a dual weather influence .
   这种多样性是由于双重的气候影响而形成的。
5. Yet he went on trying to steer the ship of their dual life .
   可他仍然试图驾驶他们双重生活的航船。

英文释义

形容词

1. 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"
2. 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"
   同义词：double, duple
3. 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
   同义词：double, twofold, two-fold, treble, threefold, three-fold