一般而言，紫色与高贵和财富相关，这是由古代渊源流传下来的，当时紫色是社会地位的一种象征。
Typically, purple is associated with royalty and wealth – an inheritance from the past where it was used as a symbol of status in society.
语言年代学中之一种统计技术；用来估计不同语言是在多少年前自同一源流进展下来的。
A statistical technique used in glottochronology; used to estimate how long ago different languages evolved from a common source language.
在此基础上建立了一种冶金企业的物能资源流模型。
On this basis, a model of material and energy resource flow for metallurgical enterprise is established.
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