in collusion with sb
in collusion with 是固定介词短语，常与 be、act 等动词连用，含贬义。
The company was accused of acting in collusion with its competitors.
该公司被指控与竞争对手勾结行事。
共谋；勾结；串通
collusions — plural of collusion
群体之间私下达成的合作性协议,同时维持竞争、对抗或不合作的假象。；秘密协议；为欺诈或非法目的而达成的私下协议；共谋。；关于秘密计划的协议
群体之间私下达成的合作性协议,同时维持竞争、对抗或不合作的假象。
A private, cooperative agreement or arrangement between groups that otherwise maintain the pretense of competition, contention or non-cooperation.
秘密协议
secret agreement
为欺诈或非法目的而达成的私下协议；共谋。
A private agreement for a fraudulent or illegal purpose; conspiracy.
关于秘密计划的协议
agreement on a secret plot
The two contractors were fined for collusion during the bidding process.
这两家承包商因在投标过程中串通而被罚款。
用法提示：collusion 为名词，表示秘密勾结或串通的行为。
The report found clear evidence of collusion among the executives.
报告发现了高管之间相互勾结的明确证据。
用法提示：collusion 为不可数名词，在此指“勾结、共谋”。
He denied any collusion with the rival company.
他否认与竞争对手公司有任何勾结。
用法提示：collusion 作名词，与 with 搭配使用，表示“与……勾结”。
in collusion with 是固定介词短语，常与 be、act 等动词连用，含贬义。
The company was accused of acting in collusion with its competitors.
该公司被指控与竞争对手勾结行事。
between 后接参与共谋的两方或多方。
There was collusion between the two officials.
这两名官员之间存在串通。
注意与 in collusion with 的介词搭配不同：collusion with 直接表示与某人共谋。
His collusion with the enemy was finally discovered.
他与敌人的勾结最终被发现了。
较 collusion 更强调积极策划具体犯罪或阴谋；collusion 可指心照不宣的默契配合。
强调伙同他人作恶、充当共犯；不必然指事先密谋，可指知情参与或协助。
侧重对不法行为的默许或放任，不一定是共同策划；搭配常为 connivance at/in something。
语气多含个人权谋、勾心斗角，不一定违法；collusion 则常涉及欺骗或损害他人。
grammar · medium
易错句子The two companies collusioned to fix prices.
正确表达The two companies colluded to fix prices.
collusion 是名词，不是动词；表示“共谋/勾结”的动作时应用动词 collude，而不是在名词后加 -ed 硬造动词形式。
grammar · medium
易错句子They made a collusion with the enemy.
正确表达They were in collusion with the enemy.
collusion 通常作不可数名词，不用 make a collusion 这种搭配；表达“与……勾结”时常用固定搭配 in collusion with。
collusion 本义为“秘密共谋/勾结”；在商业、法律语境中，其对立面是公开的市场竞争，而非串通。一般语境中 competition 并不与“秘密协议”直接相对。
collusion 指秘密勾结或串通；collision 指物体相撞或利益、观点冲突。二者发音相近，但意义完全不同。
collusion 通常指为欺骗目的而进行的秘密合作，常见于商业或法律语境；conspiracy 则强调多人策划非法行动的阴谋，更多用于刑事指控。
collusion 是‘共谋、勾结’；allusion 是‘暗指、影射’，指间接提及某人或某事。二者词尾读音相近，注意区分。
与…勾结；与…串通
The two companies were found to be in collusion with each other to control prices.
这两家公司被发现相互勾结以控制价格。
…之间的共谋
There was clear evidence of collusion between the politicians and the contractors.
有明确证据表明政客与承包商之间存在共谋。
共谋的指控
The senator denied allegations of collusion with foreign officials.
该参议员否认了与外国官员共谋的指控。
合谋操纵价格
The cartel was accused of collusion to fix prices in the market.
该卡特尔被指控合谋操纵市场价格。
勾结行事；串通一气
They acted in collusion to deceive investors.
他们互相勾结以欺骗投资者。
企业间的勾结常构成违反反垄断法的行为。
卡特尔通常通过勾结达成价格或产量协议。
贿赂和勾结常共同出现在腐败或非法交易中。
勾结常常是欺诈行为得以实施的手段。
举报人有时会揭露公司间或官员间的暗中勾结。
与……勾结
The official was found working in collusion with the smugglers.
这名官员被发现与走私者勾结。
串通一气
The two parties acted in collusion to rig the election.
两党串通一气操纵选举。
……之间的勾结
The court heard evidence of collusion between the two banks.
法庭听取了有关两家银行之间勾结的证据。
没有与俄罗斯勾结。
When asked about the Russia investigation, President Trump famously tweeted that there was no collusion with Russia.
当被问及俄罗斯调查时，特朗普总统曾发推文表示没有与俄罗斯勾结。
Dictionary facts from ECDICT, WIKTIONARY.