Professor Hilke Brockmann and colleagues, therefore, used the data to examine two other plausible explanations for declining levels of happiness
Hilke Brockmann 教授和他的同事利用这些数据检验其他两个对于幸福指数下降的解释。
2
Did it not strike me that mother hardly appeared in my story at all? Hilke, a dentist, kept asking about the time before we met, but immediately forgot whatever I told her.