今天我们要学的词是 chain。Chain 除了大家都知道的，有锁链的意思，还有连锁店的意思。The American drug store Walgreens became the first retail store chain to expand its services to include diagnosing and treating patients for chronic conditions. 美国医药连锁店沃而格林成为美国第一家扩展服务项目，为患者诊断和治疗慢性疾病的零售连锁店。Employees at fast food chains in New York walked off the job last week to demand better pay and the right to form a union. 纽约的快餐连锁店雇员上星期举行罢工，要求提高薪酬，有权组织工会。好的，今天我们学习的词是 chain, chain, chain...