frontline
n. 前线；锋线（包括大前锋，小前锋，中锋）
复数 frontlines
例句
Chains such as KFC, McDonald's and Pizza Hut are setting a new standard of customer service, using strict employee training and constant monitoring to ensure the friendliness of frontline staff.
肯德基、麦当劳和必胜客等连锁店正在制定新的客户服务标准，采用严格的员工培训和持续监控，以确保一线员工的友好服务态度。
As the Frontline Club asked last month.
看看上个月媒体俱乐部Frontline的提问。
Health professionals are on the frontline.
卫生专业人员处于第一线。
