1.THE pessimistic assumption that new technologies will somehow make our lives worse may be a function of occupation or training.
新技术会让我们的生活更糟这一悲观假设可能是职业或培训产生的结果。
2.Suppose, for example, that the recession turns into a depression, where world GDP falls in 2008-10 by 10 per cent, a pessimistic assumption.
比如,假定本次衰退变成萧条,按悲观假设,世界GDP在2008年至2010年期间下降10%。