VOA慢速英语:How an Allowance Helps Children Learn About Money

2. purpose n. 目的; 意图
例句：He returned to his homeland with the purpose of serving his own people.
他返回祖国, 意在为祖国人民服务。

3. budget n. 预算
例句：The work was finished on time and within budget
工作按时完成且未超出预算。

4. advise vt. 劝告,忠告
例句：We advised him against acting in haste.
我们劝他不要匆忙行事。

5. extra adj. 额外的, 外加的, 附加的
例句：The ship was loaded down with extra cargo.
船上又额外加装了货物。

6. invest vt. 投(资)
例句：He invested all his money in real estate.
他把钱全部投资房地产。

7. require vt. 有赖于…; 需要
例句：The problem requires dealing with immediately.
这个问题要马上处理。

8. sacrifice n. 牺牲, 舍身，舍弃
例句：His parents made a lot of sacrifices to make sure he got a good education.
他的父母为确保他得到良好的教育而作了很多牺牲。

9. account n. 账, 账户
例句：The sum of money has been transferred into my account.
那笔钱已转到我账上。

10. earn vt. 赚得,挣得
例句：How much do you earn a week?
你一周赚多少钱?