previously怎么读?previously是什么意思?

previously怎么读?

英 [ˈpriːviəsli] 美 [ˈpriːviəsli]

previously是什么意思?

adv.先前;以前;(一段时间)以前

例句：

1.Some drugs are being used on a much larger scale than previously.

与以前相比，某些药物的使用范围更广了。

2.Previously she had very little time to work in her own garden.

以前，她没什么时间打理自己的花园。

3.The building had previously been used as a hotel.

这座楼房早先曾用作旅馆。

4.Many previously separate groups are now operating under the umbrella of a single authority.

许多原本分散的团体现在正在单一的权威领导下运作。