几何体：骨架，决定了形状（是方的、圆的，还是扭曲的）。
Labour activists have for many years drawn attention to the problem of abuses of the large migrant worker population in Malaysia.
。关于这个话题，一键获取谷歌浏览器下载提供了深入分析
Food crime mostly goes unreported, so it's difficult to grasp its scale.
zhuanlan.zhihu.com/p/198274063…