Is its meaning the same as in earlier periods ?

其含义是与其早先的各个时期相同吗？

An earlier version of this story described some data incorrectly .

这篇文章早先的版本一些数据出现了错误。

Earlier efforts had been blocked by government departments .

早先的改革遇到了政府部门的阻力而无法推行。

If you 're on android 2.1 or earlier , check these out .

如果你使用的是android2.1或者早先的版本，试试它们吧。

Unlike earlier protests , this one felt hostile and tense .

和早先的抗议活动不同，这次活动充满了敌对和紧张的情绪。