The importance of health education cannot be overstated.健康教育的重要性再怎么说都不为过。But his critics often missed his virtues and overstated his faults.不过批评他的人常常注意不到他的美德,也夸大了他的缺点.And the significance of this development cannot be ov...
The haemoglobin molecule contains only four atoms of iron.血红蛋白分子只含有四个铁原子.Anaemia is a condition in which there is a reduced concentration of haemoglobin in the blood.贫血是在血液里血红蛋白的浓度减少的一种病症.Iron - is a component of haemogl...