Vous avez cherché: a period of (Anglais - Chinois (simplifié))

a period of time
一段时间

after a period of time
过一段时间

kited for a period of time
风筝了一段

born during a period of obsession
诞生于一段执念

established for a period of 12 months
为期12个月

v. justice in a period of transition
五、过渡时期的司法

unfpa evaluation: a period of transition
八. 人口基金评价：过渡时期

a period of up to one year was proposed.
提出了最长为一年的期限。

now, we are entering a period of transition.
我们现在正进入一个过渡阶段。

the chair serves for a period of one year.
主席任期为一年。

(a) period of concentrated growth (1968-77)
a) 集中增长时期(1968至1977年)

each course lasts for a period of four years.
每种专业学制4年。

mandatory labour for a period of 180-240 hours
180-240小时的强制性劳动

chan's operation spanned a period of 20 years.
chan的活动已有20年之久。

a period of questions and answers followed the presentation.
发言结束后是问答时间。

ms. pires was absent for a period of three days.
英迪拉·杰辛和皮雷斯女士缺席三天。

(a) for a period of five years if the alien:
(a) 如果该外国人出现下列情形，禁止5年入境：

annually for a period of five working days venue of sessions
每年举行为期五个工作日的会议。

- demarcation of the boundary within a period of six months.
* 在6个月内划定边界。

for a period (of gestation), determined (according to need)?
到一个定期。