period
单词辨析：
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。
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。
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。
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。
相关例句：
He went through a period of wanting to be accepted
有一段时间他很想被人接受。
I don't want to do it, period.
我不想做，这事就到此为止吧。
There should be a seven-day cooling-off period between a strike ballot and industrial action.
在举行罢工投票表决和采取劳工行动之间应当有7天的冷静期。
Teachers should have a probationary period of two years.
教师应该有2年的见习期。
No reference to their existence appears in any literature of the period.
这一时期的文学作品中都没有提及他们的存在。
Brett is enjoying a honeymoon period with both press and public.
布雷特和报界及公众之间都正处在蜜月期。