n.注册；登记；挂号
They charge a small registration fee. 他们收一点注册费。
He showed up late for registration. 他注册时来晚了。
Would you mind filling in the registration form? 您填一下登记表好吗?
What's your registration number? 你挂的是几号?
n. 撤消 ... 的登记
