“通融一下”英语怎么说？

Bend the rules
通融一下

例句：

She was willing to bend the rules in Mary's favour.

她愿意为了玛丽放宽规则。

Make an exception/ɪk'sɛpʃən/
破例一次

例句：

Children are not usually allowed in, but I'm prepared to make an exception in this case.

儿童一般不允许入内，不过我可以破例一次。

Cut/give somebody some slack
放某人一马

例句：

It's too late now. Please cut me some slack.

现在已经很晚了，放我一马吧。