Increasingly, researchers have begun to look at the quality of relationships, rather than at the frequencyofcontact, between the elderly and their children.
越来越多的研究人员开始关注老人和孩子之间关系的质量,而不是他们之间联系的频率。
2
The frequencyofcontact may suggest either interest or boredom.
眼神接触的频率可以解读出是否感兴趣。
3
Results: The main risk factors are dust and noise which frequencyofcontact by workers is high.