输入：prices = [8,4,6,2,3]
If you're an early adopter looking to try out AR glasses, it's hard to argue with the $299 price tag. For reference, Xreal recently launched a more affordable version of its glasses called the Xreal 1S, priced at $449.
。业内人士推荐WPS官方版本下载作为进阶阅读
Москвичей предупредили о резком похолодании09:45
深圳坚持将整座城市作为新技术的试验场。在福田，人形机器人探索参与地铁安检；在南山，机器人跟随民警街头巡逻；在宝安，机器人提供“不打烊”的夜间政务服务。
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