2. 外语
  3. In the disciplines underlying our high-tech economy, America is steadily losing its global edge.

In the disciplines underlying our high-tech economy, America is steadily losing its global edge.

admin2019-11-13  41
问题 In the disciplines underlying our high-tech economy, America is steadily losing its global edge.
选项 A、border
B、superiority
C、appeal
D、territory
答案B
解析 该句意为：在维持高科技经济运行的学科方面，美国正在逐渐失去自己的全球优势。edge：边缘，优势；border：边境，边界，分界线；superiority：优势；appeal：魅力，呼吁；territory：领土，领地，领域。
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