connive with 与...勾结
connive at 密谋（做某事）
secret plot 秘密计划
collude with 与...串通
1. The manager connived with the supplier to lower the quality of materials.
经理与供应商勾结，降低了材料的质量。
2. It was discovered that several employees had connived to embezzle company funds.
有人发现几名员工曾合谋挪用公司资金。
3. She accused her colleague of having connived in the fraud.
她指控她的同事参与了这场欺诈。
A: Why was the project leader fired?
A：为什么项目领导被解雇了？
B: Because he connived with a competitor to leak confidential data.
B：因为他与竞争对手勾结，泄露了机密数据。
1) 密谋、勾结（通常指非法或秘密的合作）
2) 串通（为了欺骗或损害他人利益）
3) 同谋、合伙（进行不正当行为）
1. 密谋；勾结；串通（秘密地与他人合作以从事非法或不道德行为）
e.g.
The officials were accused of conniving with foreign agents.
这些官员被指控与外国特工勾结。
verb
1. To conspire or cooperate with others in a secret or dishonest manner, especially for illegal or unethical ends.
Synonym: conspire, collude, plot