慢速英语:Saving Money for College

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1. releases vt. 释放,解放
例句：Release the dog. He has been chained up for hours.
放开这条狗。它已被拴了好几小时了。

2. average n. 平均,平均数
例句：An average of two students are absent each day.
每天平均有两个学生缺席。

3. increase vt. 增大;增加
例句：Travel increases one's knowledge of the world.
旅游增进人对世界的了解。

4. estimate vt. 估计,估量
例句：The police estimated the number of demonstrators at about5,000.
警方估计示威者的人数为五千左右。

5. investment n. 投资;投资额
例句：He made a large investment in the business enterprise.
他对那个企业作了大量投资。

6. withdraw vt. 取消;撤回
例句：The motion was withdrawn.
那项动议被撤销了。

7. account n. 帐目,帐单
例句：The accounts show we have spent more than we received.
帐目显示我们已经入不敷出了。