然而，假使变动利率提早一年会带给巴西经济更多影响，但很多观察者表示，央行行长在踩刹车之前已经等待太长时间。

Nonetheless, given that changes in rates take over a year to work their way through the economy, many observers say he waited too long before putting on the brakes.

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这听起来可能不算太长时间。然而，研究人员提醒我们，果蝇寿命中的一天相当于人类的一年。

That may not sound like a long time. However, the researchers remind us that one day in the life of a fruit fly is equal to one human year.

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