勾结: collude with; play footsie (with); in league with; be hand and glove with; collaborate with; gang up with 短语和例子与 ...相勾结 in collusion with...; 勾结成一伙来对付某人 gang up against [on] sb.; 既勾结又争夺 at
协作: cooperate with; cooperation; coordination; combined efforts; joint efforts; concert; synergic; work in coordination with 短语和例子协作得很好 cooperate harmoniously; 共产主义协作精神 the spirit of communist
专业化协作: specialization and coordination; cooperation along specialized lines; coordinating specialized skills; coordination based on specialization; cooperation on the basis of specialization; coo
