Spherical trigonometry
n. 球面三角学
🧩 词语组成解析
n. 三角学
🗣️ 情景例句
I should thank you for encouraging me
我应该感谢你一直鼓励我
How is Amy?
爱米好吗？
In summer it is often too hot, and in winter it is too cold.
夏天常常太热，冬天又常常太冷。