Observation is the meat and potatoes of detective work.

观察是侦探工作的基本素养。

The meat and potatoes of our video lessons is grammar and vocabulary.

我们视频课的重点是语法和词汇。

We often say the meat and potatoes of that job is...meaning the standard.

我们经常说这份工作的主要部分是… … 意思是标准。

Now, this is the meat and potatoes of your essay, it's the most important part.

这是你文章的主要部分，是最重要的部分。

Let’s get down to the meat and potatoes. How much are you going to pay me for this?

【meat】我们来谈最关键的问题: 你打算为此付我多少钱？

So, I'll just start dancing, do whatever it is I do. The meat and potatoes. And then you can bring it home with the Crimble leg.

所以让我先带头跳，你先跟着我就好。你知道的，先吃点肉啊土豆什么的。然后你就可以满载鲜花掌声，盛誉而归了。