preyer

1.If you believe in preyer, prey that people will find the strength to change .

祷的话，可祷求神赐人以改变的力量。

2.MATERIALS AND METHODSMaterials: 12healthy, otomicroscopically normal guinea pigs weighing 250 - 300g and with a normal Preyer reflex were used.

材料：耳廓反射灵敏的健康白色红目豚鼠12，体重250～300克，雄性。