[] a person or an organization that is the first to develop a particular area of knowledge, type of product, etc. that other people or organizations then continue to develop 先锋；先驱；带头人◆He was one of the pioneers of wireless communications. 他是无线通信的开创者之一。◆Our company is a pioneer in the pharmaceutical field. 我们公司是制药领域的领头企业。