1.defined by 被……定义

例句:His school life has become defined by teachers taking books out of his hands, telling him to sit down and listen with the rest of the kids.
他的学校生活已经沦为老师拿出书本让他坐下和其他小孩一起听课RvCcE9Koa#3~oc-X。

2. tread on 涉足

例句:State- owned companies are also beginning to tread on territory until now dominated by private companies .
国有企业也开始涉足截止目前仍由私营公司占主导地位的领域ns;+DzJdhAeP,qbJ5P8t。

3. awash in money 充斥着金钱

例句:And yet Libya is awash in money.
即便如此，利比亚仍然是一个沐浴在海量财富之中的国家ryNgjFxwJN!jCYej。

4. account for (在数量、比例上)占

例句:It accounts for 15 per cent of all air accidents.
这次事故死亡人数占到了所有空难的15%n^4uO57_yju,。