英语四级词汇考点归纳：focus

　　As we have seen, the focus of medical care in our society has been shifting from curing disease to preventing disease - especially in terms of changing our many unhealthy behaviors, such as poor eating habits, smoking, and failure to exercise.

　　英语四级译文:

　　正如我们所看到的，社会医疗保健的重点已经从疾病治疗转到了疾病预防—尤其是在改变我们很多不健康的习惯方面，比如说:不良的饮食习惯、吸烟以及缺乏锻炼等。

　　四级词汇讲解:

　　本句的主干是the focus of medical care has been shifting。破折号后面的部分是对the focus of medical care内容的补充说明。本句中的As we have seen是插人语，其中的as意为“正如；像...一样”。

　　focus意为“焦点”。如:

　　He always wants to be the focus of attention. 他总想成为大家关注的焦点。

　　shift sth. from...to...意为“把某物从……转移到……”。如:

　　He shifted the load from his left shoulder to his right shoulder. 他把重物从左肩换到了右肩。

　　英语四级考点归纳:

　　in terms of短语的含义十分丰富，包括:

　　※ “在……方面”。如:

　　It was a bad year for films, in terms of both quantity and quality. 今年的电影无论从数量上还是质量上来说都算不上好。

　　※ “用……来”。如:

　　The figures are expressed in terms of a percentage/in percentage terms. 那些数字是以百分数表示的。

　　※ “用……词句”;如:

　　He often talks about his girlfriend in terms of love. 他经常用充满爱意的言语谈论他的女朋友。

　　※ “通过”。如:

　　In terms of drill and practice, doing this enables the students to advance rapidly. 通过反复训练和练习能使学生取得突飞猛进的进步。