求翻译：美国作家福利森在《如何成为亿万富豪》中指出，要成为亿万富豪，其中一大秘诀就是脸皮要锻炼得很厚。在解释这条秘诀时，福利森是以山姆•沃尔顿为例的：他经常扰乱市场价格。一旦逮到机会，他便伺机向供应商杀价。是什么意思？

U.S. writer in the "Fu Lisen how to become a billionaire," pointed out to become a billionaire, one of the great secret of the nerve to exercise very thick. Explain this secret, Fuli Sen is Sam Walton, for example: He often disrupt the market price. Once you catch the opportunity, he would wait for

The American writer in the How to become a welfare sum 1,000,000,000,000 Regal, has pointed out, in order to become a 1,000,000,000,000 Regal, one of the secret skin is very thick tempered. In interpreting this article, when welfare sum is secret to Sam • Walton as an example: he often disrupted the

"How American writer luck Leeson in Does become Trillion Rich and powerful people" to point out, must become trillion rich and powerful people, an in which big secret is the facial skin must exercise very much thick.In explained when this secret, lucky Leeson is by the sam•Walton is the example: He

United States writer of welfare forest in the how to become a billionaire in the pointed out that to become a billionaire, one of the great secret is very thick in order to exercise. In the interpretation of this secret, welfare forest is an example of Sam Walton: he often disrupt the market price.