几十年以前，一些奇怪的人冒出了这个想法，认为人类使用化石燃料对气候有一种暖化效应。
Several decades ago, some crackpots had the idea that mankind's use of fossil fuels had a warming effect on the weather.
她说尽管有比以往多得多的材料可供选择，她用来修复《演员》的基本手法都是几十年以前就存在的。
She said that although there are far more materials to choose from than ever before, the basic methods she used to restore "the Actor" were decades old.
我们甚至可以重拾几十年以前的生活习惯，那时候更少的人在工作，收入更低，并且购买习惯更审慎。
We may even be returning to habits of a few decades ago, when fewer people worked, incomes were lower, and buying habits were more modest.
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