“人民对美好生活的向往，就是我们的奋斗目标”
Nature, Published online: 25 February 2026; doi:10.1038/s41586-026-10207-1。搜狗输入法2026对此有专业解读
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Venezuela's oil is also of poorer quality than its Saudi equivalent. Its sour, heavy crude is difficult to extract and refine, while its high sulphur content makes it corrosive to pipelines. A resurgence of Venezuela's industry could pose problems for Canada, which produces similarly viscous oil and exports much of it to the US, but analysts reckon the risk is minor.