phase/period/spell/stage.导航词义：阶段，时期

1. phase:n. 阶段，时期.指发展或变化过程中的某一个阶段。

The building is in the design phase.

这栋大楼正处于设计阶段。

The critical phase of that experiment will last three months.

那个实验的关键性阶段将持续3个月。

2. period:n. 时期.指有开始和结束的一段时间。

His studies improved in a very short period of time.

他的学业在很短的时间里便取得了进步。

New employees have been trained over a six-week period.

新员工接受了为期6周的培训。

3. spell:n. 一段时间，一阵.指某种活动、天气、疾病等持续的一段时间，通常为期较短。

After a short spell in the army, he returned to his former university.

在部队呆了一小段时间后，他又回到原来的大学。

She worked a spell as a teacher before becoming a civil servant.

在成为公务员以前她当过一阵老师。

4. stage:n. 阶段.指成长或发展的某一时期，也可指某一进程、活动等中的一个阶段。

the early stage of a kid's development

儿童成长的早期

These two teams reached the final stage of the competition.

这两支队伍进入了决赛阶段。

全部

1·When did you last have a period ?

你上一次月经是什么时候？《牛津词典》

2·It was a period of intense activity.

那是活动激烈的时期。《牛津词典》

3·The novel is set in the Roman period.

该小说的背景是罗马时期。《柯林斯英汉双解大词典》

4·Like Picasso, she too had a blue period.

和毕加索一样，她也有过一段消沉时期。《牛津词典》

5·It was a period of rest and recuperation.

那是一段休养的时间。《牛津词典》

6·The exact length of each period may vary.

每一时期的确切持续时间可能有所不同。《柯林斯英汉双解大词典》

7·She agreed to employ me for a trial period.

她同意试用我一段时间。《牛津词典》

8·Earnings are averaged over the whole period.

所计算的是整个时期的平均收入。《牛津词典》

9·Most teenagers go through a period of rebelling.

大多数青少年都要经历一段叛逆期。《牛津词典》

10·All these changes happened over a period of time.

所有这些变化都是在一段时间内发生的。《牛津词典》

时期

1·It was a period of intense activity.

那是活动激烈的时期。《牛津词典》

2·The novel is set in the Roman period.

该小说的背景是罗马时期。《柯林斯英汉双解大词典》

3·Like Picasso, she too had a blue period.

和毕加索一样，她也有过一段消沉时期。《牛津词典》

4·The exact length of each period may vary.

每一时期的确切持续时间可能有所不同。《柯林斯英汉双解大词典》

5·Earnings are averaged over the whole period.

所计算的是整个时期的平均收入。《牛津词典》

期间

1·During this period, the team should be well structured.

在此期间，团队应该好好构建。

2·Global measles deaths decreased by 78% during this period.

在此期间，全球麻疹死亡率下降了78%。

3·In the middle of a study period, you must be a little tired.

在学习期间，你一定有点累了。

4·This was during the first deep sleep period, the researchers said.

研究人员说，这发生在第一次深度睡眠期间。

5·Here are the materials you need to have a successful study period.

这些是你在一段成功的学习期间所需要的材料。

周期

1·Indeed, stability of the biological clock's period is one of its major features.

的确，生物钟周期的稳定性是它的主要特征之一。

2·This is not to suggest that the period of this biological clock is immutably fixed.

这并不是说生物钟的周期是固定不变的。

3·Such a rhythm whose period is approximately—but not exactly—a day is called circadian.

这种以近似于——但不完全是——一天为周期的节律，叫做昼夜节律。

4·Each period of ten days was marked by the appearance of special groups of stars called decans.

每隔10天的周期就会有一些特殊的恒星群出现，这些恒星群被称为 decans。

5·For different individual horseshoe crabs, the circadian period ranged from 22.2 to 25.5 hours.

对于不同的鲎来说，其生理节奏的周期范围在22.2小时到25.5小时之间。

一段时间

1·There followed a long period of confusion and muddle.

接下来是很长一段时间的困惑和混乱。《牛津词典》

2·She returned to work after a long period of incapacity.

她病了很长一段时间之后回去工作了。《牛津词典》

3·The empty shell of a snail or clam may be left behind, and if it is sufficiently durable and resistant to dissolution, it may remain basically unchanged for a long period of time.

蜗牛或蛤蜊的空壳可能会被留下来，如果足够持久和抗溶解，它可能会在很长一段时间内基本保持不变。

4·You can also specify the start and ending period by either date or time of day.

还可以通过某天的日期或时间指定开始到结束的一段时间。

5·Whereas the cache API is designed to cache data for a long period or until some condition is met, per-request caching simply means caching the data for the duration of the request.

缓存api的设计目的是为了将数据缓存较长的一段时间，或者缓存至满足某些条件时，但每请求缓存则意味着只将数据缓存为该请求的持续时间。

句号

1·Berlin has unveiled a memorial to the victims of the Holocaust , ending 17 years of charged debate over how Germany should remember that grim period of its history.

随着欧洲被害犹太人纪念碑群在柏林揭幕，关于德国应怎样铭记那段苦难历史的长达17年的争论也就此画下完美句号。

2·Note: the leading period is supposed to be there!

注意：假定开头部分的句号已经在那里！

3·It's really important to bring a tone of finality to the point in what you're saying, where there's a period!

你的一个要点说完之后要给出结束的语气，也就是划上句号，这真的很重要。

4·Break when a period or full stop is followed by a white space; this is assumed to be the end of a sentence or paragraph.

遇到句号或者后跟空白的停顿时分割，假定为句子或段落的结束。

5·You know that it has at least one sentence, so create your command element and insert all of the text before the first period.

您知道最少要有一个句子，因此将创建command元素，并把第一个句号之前的内容放进去。

句点

1·Any package in the UML code model with a name that contains period or full stop (.) characters is expanded to a sequence of nested name Spaces to eliminate those periods.

包含句点或结束符(.)字符的名字的UML代码模型中的任意一个包被展开到有一系列嵌套名字的空间，从而消除那些句点。

2·If text is input in an operation, a period (.) should be echoed to indicate the end of input.

如果在操作中输入文本，应该回显一个句点(.)来指示输入结束。

3·When it displays in the editor, type a period after it and wait for the list of methods to display.

当它显示在编辑器中时，在其后键入句点并等待方法列表显示。

4·For instance, if you want to a match a literal period, say, as found in a fully qualified host name, write \..

例如，如果需要匹配一个句点字符，比方说，在完全限定主机名中查找句点，则编写 \.。

5·In the host screen, the delimiter is a space, followed by a period, followed by two Spaces.

在主机屏幕中，分隔符是一个空格，后接一个句点，然后是两个空格。

经期

1·In other cases, these classic pregnancy symptoms may be something else - such as an illness or the start of your period.

在其他情况下，这些典型的妊娠症状也可能由其他原因引起——例如疾病，或者由于经期就要开始了。

2·If you don't know you're pregnant you may mistake this bleeding for your period.

如果你不知道你已经怀孕，你可能会误以为你的经期来了。

3·If you don't know you're pregnant, you may mistake this bleeding for your period.

如果你不知道你已经怀孕，你可能会误以为你的经期来了。

4·If you have bothersome asthma symptoms during your period, your doctor may recommend that you increase your asthma control medication or take a different medication before your period starts.

如果你经期期间哮喘加重，医生可能会建议你在经期开始前增加控制哮喘的药物或者加服其他药物。

5·Nature cannot free women from period pain, but isn't there something our society can do for women?

大自然不能让女性免于经期疼痛，但有没有什么事情是我们社会可以为女性做的呢？

年代

1·I felt personally attacked, he said. in many ways, Sen. Craig is the same age and from the same kind of community and same period of time as I am.

“我反而觉得自己被冒犯了，”他说，“因为在很多方面克雷格参议员和我是一样的——同样的年纪，来自同一种社会团体，生活在同一个年代。”

2·However, the undeniable fact is that today there are more schools, hospitals, more potable water, and more economic activity than during the war period.

然而，不可否认的事实是，今天比战争年代有了更多的学校、更多的医院、更多的饮用水、以及更多的经济活动。

3·That discussion needs above all to happen in thailand-as it did in the period up to 1932.

该讨论尤其需要在泰国进行——就像1932年之前的那个年代一样。

4·Something had indeed happened in the period in question.

在问题中提到的年代，确实发生了一些事情。

5·People are definitely happier now than in that special period, she said.

人们当然要比那个特殊的年代要幸福。

学时

1·According to the course importance, it distributed the class hour and defined the period of every course by the grey statistical method.

以课程重要性为依据进行学时分配并利用灰色统计方法确定出每门课程的学时范围。

2·The curriculum arrangement has set up the type, content, period of curriculum which are the important precondition to the quality of curriculum construction.

课程设置规定了研究生课程的类型、内容、学时数及进程，是课程建设质量的重要前提。

3·Some attempts to run Comprehensive Experiments by Organic Chemistry and Instrumental Analysis are introduced in forestry universities as the limited period subjects.

该文介绍了林业院校少学时的有机化学实验和仪器分析实验共同开设综合性实验的尝试。

4·For the interim from traditional period model to modern credit model in our university, we develope the student select course and score educational administration system to apply to our university.

基于我校的教学管理模式正在从传统的学时制到现代学分制过渡，我们自行开发了学生选课及成绩管理系统，应用于我校教务管理工作。

5·Total period: 51, credit: 3, type: required course, suited for the major of the Electrical and Information Engineering.

课程总学时：51，学分：3，课程性质：专业必修课，适用于电子信息工程专业。

(1)period of time一段时间；时段

(1)long period长期的；长周期

(1)short periodadj. 短周期的；短过期的

(1)transition period过渡时期

(1)construction period施工期

(1)time period时期，期间