在过去一周里对首都的袭击次数下降了。

The number of attacks on the capital had gone down over the past week.

《柯林斯英汉双解大词典》

在过去一周里，我们花了尽可能多的时间练习舞蹈，为晚会做准备。

We have spent as much time as we could practicing the dance in preparation for the evening party in the past week.

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过去一周，美元汇率变化较大。

The past week has seen considerable dollar movement.

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