当然，这类机器人要走上街头与人为伍，或许还略欠火候。但是，它们可以自由行走那一天想必已经不远了。
Such machines may not quite yet be ready to walk the streets alongside people, but the day they can is surely not far off.
当然，这类机器人要走上街头与人为伍，或许还略欠火候。但是，它们可以自由行走那一天想必已经不远了。
Such machines may not quite yet be ready to walk the streets alongside people, but the day they can is surely not far off.
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