pessimism的解释
n. 悲观,悲观主义
pessimism的例句
Pessimism, when you get used to it, is just as agreeable as optimism.
悲观主义者，当你习惯它之后，就和乐观主义者一样令人惬意了。

He never gave himself up to pessimism in spite of difficulties.
尽管遇到困难他从没有消极悲观过。