Израиль нанес удар по Ирану09:28
Continue reading...
。体育直播对此有专业解读
Uniform regions (solid backgrounds, smooth gradients) get stored as large blocks. Detailed regions (edges, textures) get subdivided into smaller blocks. You end up with a compressed representation that preserves detail where it exists and simplifies where it can.
比如，去年即时零售大战，饿了么更名淘宝闪购，人员体系都没换，只是换了个品牌，更多地强调即时零售。更名之后，闪购的品牌投放效率更高了，用户端的认知也更统一了。
短短几周，成千上万亿美元的市值凭空消失。