Sinh
hyperbolic sine 正弦双曲线
🗣️ 情景例句
I agree. Aren't you hungry?
我想是的。你饿了吗？
How would I know?
我怎么知道？
I hope not. She says she's got a headache and a cough. Perhaps she's caught a cold.
我也但愿如此。她说有点头痛，还咳嗽。也许是感冒了。