乐观主义者是那种总认为会有好事发生的人，而悲观主义者则是总认为有坏事发生的人。
An optimist is someone who always thinks that good things will happen. A pessimist is someone who always thinks that bad things will happen.
乐观主义者是那种总认为会有好事发生的人，而悲观主义者则是总认为有坏事发生的人。
An optimist is someone who always thinks that good things will happen. A pessimist is someone who always thinks that bad things will happen.
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