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携わる， たずさわる
1. to engage in, to participate in, to take part in, to be involved in
参与；加入；参加；涉及
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けいたい， ケータイ， ケイタイ， 携帯
1. carrying (on one's person or in the hand)
2. mobile phone, cell phone
携带(随身携带或手持)；手机
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連携， れんけい
1. cooperation, coordination, link
2. integration
合作，协作；整合