每次学习45分钟、一周学三次远远更比一次学三个小时效果好得多。

Three 45-minute study sessions are more effective than one 3-hour session.

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然后我们一块学习了整整一周，每天还多学一小时。

So we worked for a full week, an extra hour every day.

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我和汤姆一周上五天学。

Tom and I go to school five days a week.

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一周后取材，经常规组织学技术处理，并进行组织学观察。

After a week, the samples were taken for routine histopathological observation.

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为了庆祝学古琴一周年！

My one year anniversary of learning the Guqin.

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为了庆祝学古琴一周年！

My one year anniversary of learning the Guqin.

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