If my code is correct, what should the average price be?
如果我的代码没写错的话，平均价格应该是多少？
You can calculate the rest of the price in code.
您可以在代码中计算价格的其余部分。
Before you buy something, photograph its bar code with your phone and make sure you're getting the best price.
买东西前先用手机拍下它的条形码，然后确定这价格是最实惠的。
The shop assistant scanned the bar code to check the price.
店员对条形码扫描以核对价格。
Look, it even had a bar-code price sticker on it! It looked brand new.
你看，上面甚至还有价格条码贴纸，看起来是全新的。
Look, it even had a bar-code price sticker on it! It looked brand new.
你看，上面甚至还有价格条码贴纸，看起来是全新的。
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