1. Oil the wheels 让事情顺利进行
I will try to oil the wheels to make our cooperation successful.
我会努力让事情顺利进行，使我们的合作成功。
释义：本义为给轮子上油让其更加灵活地旋转，比喻做出努力让事情更加顺利。
2. Old flame 老情人
Having been seperated for over 10 years, John decided to warm up with his old flame Nancy.
尽管已经分手十多年，约翰还是决定和他的老情人南希重归于好。
释义：
flame：火焰
old flame：直译是老火焰，引申为老情人。
