2005年，美国农业部发布了一套全新的个性化的膳食金字塔和一个配套的为帮助人们改善个性化的饮食健康计划的网站。
In 2005, the USDA released the revamped MyPyramid and an accompanying Web site designed to help people develop personalized healthy-eating plans.
有一些人混淆了安利事业机会和名声不好的金字塔传销计划。可是，这儿有主要的差异：哪一个是被美国联邦贸易委员会官方承认的。
Some people confuse the Amway business opportunity with disreputable pyramid schemes. However, there are major differences, which have been officially recognized by the us Federal Trade Commission.
他事实上在运作一个巨大的金字塔计划，他依赖于人们的信心以维持一个稳定的现金流入。
He was, in effect, operating a giant pyramid scheme, reliant on confidence to maintain a steady inflow of cash.
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