Polygons
多边形
🗣️ 情景例句
Play it safe.
做事要稳妥。
This professor has put all of his students to sleep except two.
这位教授使得除了两人以外的所有学生都入睡了。
Even seemingly insignificant remains can shed interesting light on the history of early man.
即使看起来微不足道的遗物，也可能揭示人类早期历史的一些有趣的内容。