hand in glove
working together, often to do something dishonest
密切合作(常指干坏事)，相勾结；
常用：work/be hand in glove with与……相勾结；与……密切合作
例如：
It's said that the man was working hand in glove with the local police.
据说这名男子与当地警方相勾结(密切合作)。
It was rumoured at the time that some of the gangs were working hand in glove with the police.
当时有传言说一些匪徒和警方勾结。
Some of the employees are hand in glove with the security men at the gate and can walk out with things belonging to the company.
有些雇员与门口的保安人员相勾结，因而他们可以将公司的东西偷出去。
The UN inspectors work hand in glove with the Western intelligence agencies.
联合国观察员和西方情报机构之间密切合作。《柯林斯高阶英汉双解学习词典》
The teacher and the principal work hand in glove.
老师和校长密切合作。
The police is acting hand in glove with the army to keep order in the country
警察与军队合作，共同维持国家秩序
The Navy and the coast guard work hand in glove, especially in war time.
海军与海岸警卫队合作密切，尤其是在战时。
He was found to be hand in glove with the enemy.
他被发现跟敌人勾结在一起。
I've worked hand in glove with Gary for years, so at this point we're very familiar with each other's strengths.
我和Gary密切合作很多年，所以此时此刻我们对彼此的长处都非常熟悉。
German universities work hand in glove with researchers at local firms.
德国众多大学与当地企业研究人员密切合作。
