Toroid
[计] 环形线, 环
🏥 医学释义
环，环形线，复曲面，螺旋管
🗣️ 情景例句
Littering makes the city look like a garbage dump.
随地乱扔垃圾使城市看起来就像个大垃圾堆。
A good head and an industrious hand are worth gold in any land.
聪明脑袋勤劳手，走遍天下贵如金。
Lily, do you have a ruler?
莉莉，你有尺子吗？