The large oil projects helped pay for improvements in Brazilian health, education and welfare programs.
这些大型石油项目为改善巴西的健康、教育和福利项目提供了资金。
| 单词 | health education and welfare | 
| 释义 | health education and welfare
 
原声例句  			VOA慢速英语_世界		 The large oil projects helped pay for improvements in Brazilian health, education and welfare programs. 这些大型石油项目为改善巴西的健康、教育和福利项目提供了资金。 | 
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