the testers will not allow that.

检验员不会允许通过
And it can't be above the minimum standard because you'd never do that;

也不会高于最低标准因为你不会这样做
you'd be stupid to do that.

真这么做你就是笨
So, you always--it always becomes the standard variety.

所以你总会交付将符合标准的一种
What they did at the futures market is

他们在期货市场的贡献
they then not only had standardized the rice,

除了为大米设立标准外
but they standardized delivery dates and delivery locations.

还给交付日期和交付地点设立了标准
What would you trade in these futures markets?

那期货市场上都交易什么
You would be trading--

你可能会交易...
you'd either be buying or selling rice for future delivery

你可能会进行大米期货的买卖交易
on a standardized delivery date at a standardized location--

交割日期和地点都是特定的...
probably one of the warehouses that they designate.

可能是他们指定的仓库之一