He does not understand finance at all.

他对财务一窍不通。

《新英汉大辞典》

Not only would messages be quicker to read and easier to understand, most would not get sent at all.

讯息不仅读得更快，更容易理解，而且多数根本不会发送。

youdao

We can understand investors' frustration at the performance not just of our funds but of all property funds.

我们可以理解投资者对业绩的失望不仅仅是对我们的基金，还包括对所有的资产。

youdao

you tell me you believe American people should understand about each, We talked about stimulus, and you argues that it is not simulative at all, the cap and trade global warming bill passed the house in late June and now move to the Senate.

您说过,您认为美国人,应该彼此理解，我们讨论了刺激计划，您说刺激没有效果，全球变暖总量控制与交易法案,今年六月刚在众议院通过,现正在参议院审议中。

斯坦福公开课 - 经济学课程节选

This is an excuse from someone who does not understand networking at all.

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"Doctors understand this is all based on evidence and not someone at corporate telling them what to do, " says Marcie Williams, vice president of safety and risk management.

WSJ: Rise of Complications in Childbirth Spurs Action

The framers of the Constitution would understand that a right without a remedy is not a right at all.

CNN: Transcript: Clinton speaks on patients' bill of rights