If you know someone who runs a small business, you can even go and ask them about their costs and revenues after you make your own guesses, to see how correct you are.

假如你认识一个经营小生意的人，你甚至可以在作出自己的估计之后，跑去问问他们的开支和收入，看看自己猜得有多正确。

youdao

If you know someone who runs a small business, you can even go and ask them about their costs and revenues after you make your own guesses, to see how correct you are.

假如你认识一个经营小生意的人，你甚至可以在作出自己的估计之后，跑去问问他们的开支和收入，看看自己猜得有多正确。

youdao