Efforts by social media companies to remove children from their platforms will prove difficult, simply because they know how to get around them.
│ walls only │ filter on │ kernel in │ boundary │ access at
，详情可参考heLLoword翻译官方下载
这是最基础的构建模块。BoxGeometry 就像捏泥人时的方块，SphereGeometry 则是球体。注意 widthSegments 参数，它决定了球体的精细度——段数越多，球越圆，但计算量也越大。
arstechnica.com