网页one of. A2. a member of a group of people or things. (一群人或事物)中的一个,之一. One of their daughters has just had a baby. 他们的一个女儿刚生了孩子。 EMI is one of the world's largest record companies. EMI公司是世界最大的唱片公司之一。 Finding a cure for cancer is one of the biggest challenges facing medical researchers. 寻找治疗癌症的方法 …