关键手段

luncheon meats───午餐肉

linchpins───n.关键（等于lynchpin）；制轮楔；轮辖

luncheon meat───午餐肉

inchpins───英寸

linchpin───n.关键（等于lynchpin）；制轮楔；轮辖

lynchpins───n.关键

pinchpennies───adj.吝啬的；吝啬鬼

pitchpines───松树

French beans───四季豆

Established scientific payment means is the linchpin to control the irrational increase of medical expenditure and accelerate the reform of medical insurance system.───建立科学的费用支付方式。既是合理控制医疗费用的关键，又是推进医疗保险制度改革的重点和难点。