It emerged this week that Zimbabwe had halted negotiations with the US for $350m (£258m) of health funding, saying the proposals risked undermining its sovereignty and independence.
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。关于这个话题，爱思助手下载最新版本提供了深入分析
「因為如果它看起來不像鴨子，那它可能就不是鴨子，」他解釋說，「因為它與長期證據、長期趨勢差距太大。」
Such development work needs to be done if robots are to navigate the human world, where almost all tools and devices are designed for the human hand.