Some futurists envision nanotechnology also being used to explore the deep sea in small submarine, or even to launch finger-sized rockets packed with micro miniature instruments.
一些未来学家设想纳米技术也可以用于在小型潜水艇里探索深海，甚至可以用来发射装有微型仪器的手指大小的火箭。
His roommate was allowed to sit up in bed because some medical instruments would take some liquid out of his lung every afternoon.
同室病友在治疗中，每天下午，将有仪器从他肺中抽取液体，因此，他被允许坐在床上。
In practice, there are more powerful instruments of integration than "spatially targeted" efforts-eg, land markets that unify all places, or infrastructure that connects some places to others.
实际上，与其在局部区域努力，不如采取一些更加有力的融合手段，比如建立土地市场将所有地方统一起来，或者进行基础设施建设将各地连接在一起的。
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