// const head = new ListNode(2, new ListNode(1, new ListNode(5)));
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。
，详情可参考雷电模拟器官方版本下载
SaaS 的核心优势在于：一是通过云端部署和订阅制降低企业使用门槛，无需高额前期研发投入即可启动；二是集成行业最佳实践，以低试错成本帮助企业达到行业中上水平。这种模式本质上是交付方式与解决方案的结合，使中小企业能够以低成本获得成熟的软件能力。
Sophie Baek (Yerin Ha), who was previously a servant to her evil stepmother, Lady Araminta Gun (Katie Leung), and her daughters, Rosamund (Michelle Mao) and Posy (Isabella Wei), has taken up employment in the Bridgerton household. That's all thanks to the man she's secretly in love with, the Ton's most eligible bachelor, Benedict Bridgerton (Luke Thompson). He still doesn't know she's the masked lady in silver from the first episode's masquerade ball, and she's still running from Lady Araminta's wrath, with Leung carving a sublime villain of the season's antagonist. Honestly, step on my shoe clips.