[] () the practice of buying all of a company's supplies of a particular item from one supplier单货源供货 () the use of information stored in one file to produce many different types of documents单一源文件维护（即单一文档用多种格式输出）▸ˌsingle-ˈsource
verb
[] ◆Most of our raw materials are single-sourced.我们大多数原材料都来自于单一货源。