Ultracentrifuger
超级离心机
🗣️ 情景例句
Thank you for taking care of me here.
多谢您的周到招待。
I wish I could, but it's already late.
我是想多呆一会儿，但是时间已经很晚了。
The pilot managed to circle the balloon for some time.
飞行员设法绕着气球飞了一阵。