你知道为什么不同的动物或宠物有他们独特的颜色？
Do you know why different animals or pests have their special colors?
你也许曾想过这个问题：当自己站在超市里一排让人失望的货架前时，发现这家超市和你去过的其他家超市没什么不同，你想知道为什么他们都没点特色呢？
IT MAY have occurred to you, during the course of a dismal trawl round a supermarket indistinguishable from every other supermarket you have ever been into, to wonder why they are all the same.
你是否曾经想知道为什么人们使用相同的交易系统，而有不同的交易结果。
Have you ever been wondering why people use identical trading system while having different trading results.
你是否曾经想知道为什么人们使用相同的交易系统，而有不同的交易结果。
Have you ever been wondering why people use identical trading system while having different trading results.
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