可以一起用，例如：
1、It will take a while for the drug to work out of your system.这药得需要一段时间才能排出你的体外。
2、Apartments will retain their appeal for a while for Millennials， haunted by what happened to home-owning parents.困扰于父母买房时的经历，公寓在一段时间内还是他们的首选。
3、For the risk-seekers， a part of the brain related to pleasure becomes active， while for the rest of us， a part of the brain related to fear becomes active ．追求风险者大脑中快乐相关的部分会变得活跃，而我们其他人大脑中则是恐惧相关的部分活跃。
