merchant of doom/gloom idiom UK disapproving
悲观派，持悲观态度的人
someone who is always saying that bad things are going to happen
With exports rising and unemployment falling, the merchants of gloom are having to revise their opinions of the economy. 随着出口产品的增加和失业率的下降，悲观派将不得不改变他们对经济的看法。