Before that we'd calmed Mother down a bit.
在那以前我们已经让妈妈安静了一点。
Until then, I knew nothing at all about it.
在那以前，我对此一无所知。
We had parted two years since.
我们是在那以前两年分别的。
Until then, the term "absolute zero" will have no meaning.
在那以前，“绝对零度”一词无任何意义。
Until then, Bethune would meet all expenses.
在那以前，一切开支由白求恩负担。
I was there a long time ago.
很久以前我在那里呆过。
As he had twenty times touched at Leghorn, he remembered a barber in St.
他以前曾在里窝那停靠过不下二十次。
We had the house surveyed before buying it.
在买那栋房子以前我们请人勘察过。
Can you give that report to me by Friday?
你能在周五以前把那份报告给我吗?
That must be done before tonight.
那件事一定得在今晚以前完成。
I've had it here before. It's quite good.
我以前在这里吃过， 那是很好。
It seems wise to reconnoiter before entering the town.
在进入那城以前，先侦察一下是明智的。
They'd gone a few hours before.
那两个人在几个小时以前已经走了。
There it was, ticking away, louder than ever.
它就在那里，滴答地走着，比以前更大声。
The Church of England is not the power in the land it used to be.
英国教会在国内不如以前那样得势了。
Peking opera doesn't pack the house these days as it used to.
京剧现在不像以前那么卖座了。
There's where our sign hung once.
以前我们的招牌就挂在那儿。
Many years ago people practised black magic in those caves.
很多年以前，人们在那些窑洞里耍妖术。