Osculometer
密切曲率计
🗣️ 情景例句
How come he never got married?
为什么他不结婚？
You haven't sold your product in our country so far, have you?
到目前为止，你们的产品尚未在我们国家销售，是吗？
She instructed in her will that if that were to happen, all the money should go to an organization for helping the blind called Helping Hand.
于是她在遗嘱中指示如果此事发生，这笔钱应该全部捐献给一个名叫'援助之手'的盲人救济组织。