通常来说，这种技术便捷又可移动，其优势既是显而易见的，也被认为是理所当然的，留下了更多微妙的话题供人们讨论：智能手机是否会干扰儿童的睡眠？
Often the advantages of convenient, mobile technology are both obvious and taken for granted, leaving more subtle topics for concerned discussion: are smartphones disturbing children's sleep?
液体和气体混合与移动的方式是个出乎意料的复杂的话题。
The way gases and liquids mix and move is a surprisingly complex topic.
地图系统及相关话题正变得热门 — 尤其是越来越多的移动设备带有 GPS 位置信息。
The popularity of mapping and related topics is exploding — particularly as more mobile devices come equipped with GPS location information.
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