Here,the first level: do we focus on weaknesses, which is the disease model,say let's get rid of weaknesses?

第一个层次：,我们是否重视缺点，也就是疾病模型所说的我们要摆脱的缺点？

哈佛公开课 - 幸福课课程节选

Well, people took a stab at modeling it, and the first model worth talking about is J who published this model in 1904.

人们尝试建立一个模型，第一个有意义的模型是,。J汤姆逊，that，of，J。，J。，Thompson，在1904年发表的。

麻省理工公开课 - 固态化学导论课程节选