noun 下载 🔗分享 圆环面，环形体。 A surface generated by a closed curve (especially a circle) rotating about, but not intersecting or containing, an axis in its own plane. Examples : "The inner tube of a bicycle tire has a toroid shape. " 自行车内胎是圆环面的形状 (zìxíngchē nèitāi shì yuánhuánmiàn de xíngzhuàng). math physics structure space 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 圆环体，环面体。 A ring-shaped object whose surface is a torus. Examples : "The science experiment demonstrated a toroid, a ring-shaped magnet, generating a strong magnetic field. " 这个科学实验展示了一个圆环体，也就是一个环形的磁铁，它产生了一个强大的磁场。 math physics structure 与AI对话词汇游戏阅读练习
