Question

dual adj.双重的；成双的n.双数 (1) 她有双重国籍。(2) 他作曲家和指挥家的双重身份使他非常繁忙。(3) 这车有双排气管。 The adjective dual comes from the Latin duo, for two, and means having two parts. You can have a dual purpose, following two goals at once. To copilot an airplane, you need a cockpit with dual controls. If you're sometimes nasty and sometimes sugar sweet, people might think you have a dual personality. Don't confuse dual, though, with duel, which is a fight between two people.

Accepted Answer

英 ['djuːəl] 美 ['duːəl] (1) She has dual nationality.(2) His dual role as a composer and a conductor made him very busy.(3) The car has dual exhaust pipes. Dual means double, or having two elements. If you have a dual major, it means you're majoring in two subjects, like astronomy and microbiology. 1[ADJ 形容词]两部分的；双重的；双的 Dual means having two parts, functions, or aspects.   [ADJ n]...his dual role as head of the party and head of state...他作为政党领袖和国家元首的双重身份Rob may be entitled to dual nationality.罗布或许能拥有双重国籍。

英语单词	dual
英美音标	英 ['djuːəl] 美 ['duːəl]
中文释义	adj.双重的；成双的 n.双数
英语例句	(1) She has dual nationality. (2) His dual role as a composer and a conductor made him very busy. (3) The car has dual exhaust pipes.
中文例句	(1) 她有双重国籍。 (2) 他作曲家和指挥家的双重身份使他非常繁忙。 (3) 这车有双排气管。
vocabulary简明	Dual means double, or having two elements. If you have a dual major, it means you're majoring in two subjects, like astronomy and microbiology.
vocabulary扩展	The adjective dual comes from the Latin duo, for two, and means having two parts. You can have a dual purpose, following two goals at once. To copilot an airplane, you need a cockpit with dual controls. If you're sometimes nasty and sometimes sugar sweet, people might think you have a dual personality. Don't confuse dual, though, with duel, which is a fight between two people.
柯林斯解释	1 [ADJ 形容词]两部分的；双重的；双的 Dual means having two parts, functions, or aspects. [ADJ n] ...his dual role as head of the party and head of state... 他作为政党领袖和国家元首的双重身份 Rob may be entitled to dual nationality. 罗布或许能拥有双重国籍。

Dual Means Nationality Role Head 英 Djuːəl] 美 Duːəl