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  •   你查询的单词是:constrict ([ kən'strikt ]
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  •   解释: v. 压缩,束紧,使收缩
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  •   例子: 1. A constricted throat in the air passage of a carburetor, causing a reduction in pressure that results in fuel vapor being drawn out of the carburetor bowl.
       文丘里管汽化器空气通道中的一段喉管,导致压力减小从而把燃料的蒸气抽出汽化器的碗状部分
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