据介绍，掌阅 iReader Ocean 4 Plus 典藏版电纸书搭载 4 核处理器，支持全局手势功能；配备 8 英寸 300PPI 快刷柔性屏（分辨率：1920×1440；Carta 1200；屏幕比例 4:3）。

A more recent and ambitious design for an underwater city is Ocean Spiral. Designed by the Japanese Shimizu Corporation, it’s a huge transparent globe attached to the seabed. It’s got a tower running ...