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ADJ
(枪)双管的
A double-barrelled gun has two barrels.
例句
...a double-barrelled shotgun.
双管猎枪
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ADJ
(姓氏)由两部分组成的
A double-barrelled surname has two parts which are joined by a hyphen, for example 'Miss J. Heydon-Smith'.
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ADJ
(计划等)有两个主要部分的，双重目的的
Double-barrelled is used to describe something such as a plan which has two main parts.
例句
The company announced a double-barreled investment and management-compensation plan.
公司宣布了一份投资和管理补偿的双重计划。