Toroids
(toroid 的复数) [计] 环形线, 环
🗣️ 情景例句
He graduated from medical school in 1960
他在一九六零年从医学院毕业，
If it doesn't rain tomorrow, I think I'll go shopping.
如果明天不下雨的话，我打算购物。
Storms make trees take deeper roots.
风暴使树林深深扎根。