两个世纪以前，那些房屋就已经翻修过了。
For the last two centuries the houses have been turned round.
他们在一两个世纪以前所列出的因素中，大多数至今仍是很重要的。
Most of the factors they listed one or two centuries ago are still important today.
两个世纪以前，英国在纺织行业处于领先，老字号公司从那时起就开始提防别人。
Britain bounded ahead in textile production two centuries ago, and established firms have been looking over their shoulder ever since.
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