慢速英语:US Central Bank Raises Its Interest Rates

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短语讲解：

1. The committee’s decision was based on a few factors, Yellen said.

base on 使建立在…基础上
例句："Base on Yunfu, orient to the world and aim at the future."
立足云浮,面向世界,走向未来。

2. Financial policymakers considered this necessary as the country recovered from the “Great Recession” from 2007 to 2009.

recover from 从…收回[取回]; 恢复，痊愈
例句：It took a long time for him to recover from a bad cold.
他患重感冒,很长时间才康复。