通常当我们心情不好时，我们会穿颜色灰暗的衣服。
Normally when we are sad, we will wear dark colored clothes.
今天老师心情不好，所以我们大家都晚半小时放学。
Today we went home half an hour later because of the teacher's bad mood.
对于我们大多数人来说，心情不好是“自然的”，然而要使自己心情好则不得不找出理由来。
For most of us, feeling bad is "natural," yet we have to have a reason to feel good.
你知道我们母鸡如果心情不好产量就很低。
You know we hens are less productive when we're in a bad mood.
如果她心情不好，也许我们不该再在附近逗留。
If she is in such a bad mood, maybe we shouldn't stick around anymore.
如果她心情不好，也许我们不该再在附近逗留。
If she is in such a bad mood, maybe we shouldn't stick around anymore.
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