The system has the ability to run more than one program at the same time.

After a long period of rain the river may overflow its banks.

长时间的下雨天后,河水可能溢出岸来.

Chaucer wrote in the late mediaeval period.

乔叟写作的时代是中世纪末.

For a long period of time Latin was the literary language of Italy.

很长一段时期,拉丁语是意大利的文学语言.

Smoking a lot of cigarettes can harm and even kill over a long period of time.

长期大量吸烟会危害身体健康,甚至导致死亡.

Adolescence is the transition period between childhood and manhood.

青春期是儿童和成人阶段的过渡时期.

Our satellite itself will orbit around the moon for a period of two days.

我们的人造卫星本身将绕月球运行两天的时间.

The period of literary and artistic efflorescence has come.

文艺创作的繁盛时期已经来到.

This is his most difficult period.

这是他最困难的时期.

The store will be closed for an indefinite period.

这家商店将无限期关闭.

He agreed to paper over the cracks for the period of the election.

他同意在选举期间暂时把分歧掩盖起来.

During this period all the students were actively participating.

在这节课中所有的学生都积极参加.

The period from the War of Independence to the Civil War is the babyhood of the United States.

从独立战争到内战这个时期是美国的婴儿期.

Britain was a Roman dependency for a long period.

英国有很长一段时间是罗马的属地.

Use a period at the end of the sentence.

在一个句子的末尾用句号.

The period saw a great revival in the wine trade.

这一时期葡萄酒业出现了很大的复苏.

The announcement marks the end of an extraordinary period in European history.

声明标志着欧洲历史上一个伟大时代的终结。

Over the same period trade protection has increased in the rich countries.

在同一时期，富国的贸易保护有所抬头。

Recent excavations testify to the presence of cultivated inhabitants on the hill during the Arthurian period.

最近几次发掘证实了亚瑟王时期这座山上有农耕人口居住过。

At the end of the probationary period you will become a permanent employee.

试用期结束后，你将成为长期雇员。

Many policies pay out only after a period of weeks or months.

很多保单在几周或几个月后才得以赔付。