sol·i·dar·i·ty /ˌsɑləˈdærəti/
  團結,團結一致,共同一致
  Sol·i·dar·i·ty n.  An entire union or consolidation of interests and responsibilities; fellowship; community.
     Solidarity [a word which we owe to the French Communists], signifies a fellowship in gain and loss, in honor and dishonor, in victory and defeat, a being, so to speak, all in the same boat.   --Trench.
     The solidarity . . . of Breton and Welsh poetry.   --M. Arnold.
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  solidarity
       n : a union of interests or purposes or sympathies among members
           of a group