backseat driver

指手画脚

►含义：

a person who is eager to advise without responsibility.

热衷于不负责任随意发号施令的人

►例句：

Several members of the board of directors have accused him of being a backseat driver.

董事会里的几个成员指责他指手画脚。

►对话：

A:You should talk to him and win his support.

你应该跟他聊聊，赢得他的支持。

B:Would you stop being a backseat driver?

能不能别瞎指挥了？

►额外收获： 

1.be eager to：热衷于

2.accuse sb. of…： 指责某人…