Circular function
圆函数, 三角函数
🧩 词语组成解析
🗣️ 情景例句
Do you like white or colored pearls?
你喜欢白的或彩色的珍珠吗？
Don't be afraid.
不用担心！
On the other hand, your stomach would turn at the idea of frying potatoes in animal fat -- the normally accepted practice in many northern countries.
另一方面，你一想到动物油炸土豆就会反胃，但这在北方许多国家却是一种普通的烹任方法。