住一段时间 ? For a period of time 再试用一段时间 ? Try for some time ..
2
?一个时期
... come to a period 告终；结束 for a period of time一个时期，一些时候 put a period to something. 中止(或结束)某事；取缔某事 ...
双语例句
1
A foster mother is a mother who takes someone else's child into her family and cares for the child foraperiodoftime just as what she would do to her own child.
养母是指把别人的孩子带到自己家里，像照顾自己的孩子一样照顾他一段时间的母亲。
2
After training foraperiodoftime, the researchers tested the bees.
经过一段时间的训练后，研究人员对这些蜜蜂进行了测试。
3
Tribes would stop fighting foraperiodoftime if they found a tree with mistletoe.