[] an important company or person involved in a particular area of business （商业方面的）参与者，竞争者◆The company is a major player in the London property market. 这家公司是伦敦房地产市场上的龙头企业。◆The new employee should be introduced to key players in the department. 应该将新雇员介绍给部门内的主要人员。⨁a big / dominant / global / key / leading / major player 大的／最权威的／全球／关键／重要／主要参与者⨁a niche / small player 利基／小企业参与者team player