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- In these days of constant change, such a long period service is rare. 在这些变化无常的日子里，如此长期的服务确属少见。
- What Lies ahead for Periodical Service in Academic Libraries in the 21th Century? 21世纪高校期刊工作路在何方?
- This paper proposed the resource construction plan under Network environment and points out the method to improve the periodical service quality by summarizing present situation of periodical service. 摘要本文通过对期刊工作现状的总结，提出了网络环境下期刊资源建设的方案，同时给出了提高期刊服务质量的方法。
- It must break a work way of a traditional periodical service, full use and develop the periodical reference resources, and promote the whole constructions of reference rooms of the departments. 必须打破传统的期刊服务工作方式，充分利用和开发期刊文献资源，推动系资料室的整体建设。
- That period was a bright page in the history of Chinese literature. 那个时期是中国文学史上光辉的一页。
- Let us hope that the period of this injustice will be over soon. 让我们希望这个不公正的时期很快结束吧。
- Reader's Digest is a periodical. 《读者文摘》是一种期刊。
- Periodically service and clear dirt on screen and internal valve,assuring nominal working. 要定期清除过滤网前和阀内的污物，保证疏水阀正常工作。
- This paper gives discussion on how to play superiority of periodicals,broaden the pattera of periodicals service. 本文就如何发挥期刊优势、拓展期刊服务的新格局展开讨论。
- I expect regular periodical reports from you. 我期待你定期汇报。
- Childhood is a period of rapid growth. 幼年是生长迅速的时期。
- He consulted the chronicles of the period. 他参考了这一时期的编年史。
- A periodical published yearly; a yearbook. 年刊; 年鉴每年出版一次的期刊; 年刊
- He had to decide within a given period. 他得在一定时间内作出决定。
- She has a detailed knowledge of this period. 她对这段时期的情况了解地相当详细。
- In that period auto sales hit a14-year low. 这时期汽车销售量达到14年来最低水平。
- In this period, unemployment reaches record levels. 这段时间的失业人数又达到了创纪录水平。
- Which period of history are you studying? 你正在学哪一段历史？
- Can you tell me the time period when it was stolen? 能不能告诉我大概什么时候被偷的？
- Chaucer wrote in the late mediaeval period. 乔叟写作的时代是中世纪末。
