Buyer: The purchaser of a product, whether or not he or she will be the ultimate user. Especially in business-to-business markets, a purchasing agent may contract for the actual purchase of a good or service, yet never benefit from the function(s) purchased.
买方:产品的购买者，但不一定是最终消费者。尤其是在企业对企业模式市场，购买机构可能签订实际购买产品或服务的合同，但并不使用购买的 产品或服务。