Not too much strange and difficult words for.a chinese english learner. And the words were arranged naturally making readers feel good about it. The role of a radiologist(a operater?) and the role of mother are so real to me. I like this book hoping more people will get something from it like me.
Actually, some mistakes are not so bad, because they are similar to preliminary step of our elastic potential energy that energy could not be released completely. but only we are able to exert our potential try everything, our elastic potential energy is going to be energy of radiation. It will be the strongest weapon of pass difficulties and obstructions!