I am going to be sad when they finally get a name for it.

我会感到很伤心的,如果他们最后给它起名的话。

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and you can tell someone that this happens that you get upset, that you get sad or angry.

你可以告诉别人，这事发生的时候，你很泄气，你觉得很伤心或者很生气。

I get so upset 课堂 - SpeakingMax英语口语达人

and the people with their stories, sad stories to tell.

还有讲述自己的故事的人们，伤心的故事。

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It really bothers me when you are sad.

你伤心的时候我真替你难受。

I hate 实战 - SpeakingMax英语口语达人

The difference between the extremely happy people and extremely unhappy people is not that one gets sad, of upset, or anxious, or depressed; and the other does not.

极其快乐的人和极其不快乐的人,区别不是在于一个会伤心，难过，焦虑或抑郁;,而另一个不会。

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If you are sad, that affects my own mood.

如果你伤心，我的心情会受到影响。

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