Sinh
hyperbolic sine 正弦双曲线
🗣️ 情景例句
The pollution in Beijing is alarming.
北京的污染给人们敲起了警钟。
He that sups with the devil must have a long spoon.
与恶人交往，须特别提防。
Is that all? It seems worse than a cold.
仅此吗？看似比感冒重吧。