他装作不认识她，其实他们暗中勾结。
He pretended not to know her but in fact they were in league.
这些工具股利cfc将重心从市场力转向暗中勾结。
These tools encouraged the CFC to shift its focus from abuse of market power to collusion.
他装著不熟悉她，其实他们暗中勾结(在一起)。
He pretended not to know her but in fact they were in league (together).
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