导语：万花筒网罗各种题材短文，带你领略文章精妙用词！今天的主题是——食材全球化，各国许多传统食材其实都源自异邦哦！
注：划线加粗部分为重点表达，翻译时要注意哦！
原文：
Some people may be dimly aware that Thailand"s chilies and Italy"s tomatoes — despite being central to their ___1（各自的）___?local cuisines — originated in South America. Now, for the first time, a new?study?reveals the full extent of globalization in our food supply. More than two-thirds of the crops that ___2（构成…的基础）___?national diets originally came from somewhere else — often far away. And that trend has accelerated over the past 50 years.
Colin Khoury, a plant scientist at the International Center for Tropical Agriculture (known by its Spanish acronym CIAT) and the U.S. Department of Agriculture, is the study"s lead researcher. Khoury tells The Salt that "the numbers ___3（肯定，确认）___?what we have long known — that our entire food system is completely global."
Previous work?by the same authors had shown that national diets have adopted new crops and become more and more globally alike in recent decades. The new study shows that those crops are mainly foreign.
译文参考：
有的人可能隐约知道，泰国的辣椒和意大利的番茄——当地菜系中的重要食材——原产于南美洲。现在，一项新研究首次向我们充分展示了食材供应的全球化现象：各国的基础食材里有三分之二都源自异国——还大都是比较远的国家。在过去五十年里，这一趋势愈演愈烈。
此研究的领头人，植物学家科林·库里隶属于国际热带农业中心（CIAT）和美国农业部。接受Salt采访时，科林称“这些数据肯定了我们长期以来的认知——我们的整个食材系统已经完全全球化了。”
此前出自同一批人之手的研究结果显示，最近数十年里，各国饮食都增添了新的作物，并且变得越来越相似。这项新研究则显示，上述新作物大都源于异国。
