我略施小计，使竞争对手不知所措。

I used a few tactics to keep my competition in the dark.

可以看到现在已经将美元符号添加到价格、小计和总和中。

You see that a dollar symbol is now added to the price, subtotal, and total.

接下来是小计、附加费用，比如运费、处理费、佣金、税以及总计。

Then follows a subtotal, additional charges such as shipping, handling, brokerage, taxes, and the total.

所有信息都可以实现电子存储，你还可以把这些小计算机摞在一起，就像一叠纸。

Stored digitally and you can place these computers on top of each other, just like a stack of paper.