oil the wheels是什么意思？直译是给轮子上油，以让其更加灵活地旋转，比喻做出努力让事情更加顺利。

1.I‘ll 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。

2.If you take his secretary out to lunch, that usually help to oil the wheels.
要是你请他秘书吃饭，事情通常就会顺利。

3.I gave the removal men some money for a drink to help to oil  the wheels.
为了使事情顺利进行，我给了搬运人员一些酒钱。

4.Mr Davis asked a friend to oil the wheels so he could borrow money from the bank.
戴维斯先生请一个朋友去疏通关系以便使他能从银行里借到钱。