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与"back collar"相近的词条

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• back-carrying reduction
• back-carying reduction
• back cavity
• back chills
• back-cloth,backcloth
• back collar
• back cone
• back contact spring
• back control
• back coordination
• back country
• back coupling
• back crawl
• back cross、back-cross
• back cross mating
• back cross method of breeding

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