Hyperboloid
[计] 双曲面
🗣️ 情景例句
Do you have any assurance for its quality?
你们有任何品质保证吗？
We would like to know how you will pack the silk shirts.
我们想知道你们如何包装这些真丝衬衫。
When I was a boy, my grandfather told me how a German taxi driver, Franz Bussman,
当我是个孩子的时候，我祖父给我讲了一位德国出租汽车司机弗朗兹。