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関与， 干与， かんよ
1. participation, taking part in, participating in, being concerned in
参与
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経緯， けいい， いきさつ
1. details, particulars, sequence of events, circumstances, situation, how things got this way
2. longitude and latitude
3. warp and weft, warp and woof
细节，来龙去脉；经纬；经纬交织
