VOA慢速英语:The United States Postal Service Warns of Default

词汇讲解：

1. appoint vt.任命, 委派
例句：He was appointed secretary.
他被任命为秘书。

2. legislation n. 法律; 法规
例句：They began to draft legislation.
他们开始起草法规。

3. deficit n. 赤字, 亏空, 亏损
例句：The directors have reported a deficit of 2.5 million dollars.
董事们报告赤字为250万美元。

4. approve vt. 批准, 通过
例句：The minister approved the building plan.
部长批准了该建筑计划。

5. entity n. 实体, 独立存在体, 实际存在物
例句：The country is no longer one political entity.
这个国家不再是一个统一的政治实体了。

6. operate v. 营业,营运
例句：His company operates in several countries.
他的公司在几个国家有业务活动。

7. profitability n. 获利(状况)，盈利(情况)
例句：A product manager is responsible for product profitability.
产品经理对产品的盈利状况负责。

8. supervise v. 监督, 管理
例句：The architect supervised the building of the house.
建筑工程师监督房子的施工。

9. criticize v. 评论, 批评
例句：He criticized her in a very unfair way.
他极不公平地指谪她。

10. survive vi. 幸存, 活下来
例句：None of Shakespeare's plays survives in its original manuscript form.
莎士比亚剧本的真迹已流失殆尽。