His comments, made last Friday, came after US Energy Secretary Chris Wright completed a two-day trip to Venezuela to see how the nation is starting to reopen its oil sector to US companies.
1. 前置环境要求 (Prerequisites)
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中华文明的连续性不仅载录于史书典籍中，更镌刻在物质文化与基因血脉的深处。多学科手段、方法的运用，使我们有能力借古人不经意间留下的一鳞半爪，窥见文明赓续的脉络。
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