"bitching" in Chinese (Simplified)
抱怨（粗俗/口语）
Definition
俚语，指经常抱怨，特别是在令人恼火或消极的方式下。也可以指说别人坏话。偶尔可以正面用来表示很酷，但这种用法很少见。
Usage Notes (Chinese (Simplified))
极为口语和粗俗，常见于口语，注意不要在正式或尊重的场合使用。常与'stop bitching'、'bitching about'搭配。积极含义用法非常少见且过时。
Examples
He's always bitching about his job.
他总是在**抱怨**自己的工作。
Stop bitching and do something about it.
别再**抱怨**了，做点什么吧。
They were bitching about the food at the restaurant.
他们在**抱怨**餐厅的食物。
She spent the whole evening bitching about her roommate.
她整个晚上都在**抱怨**室友。
Sorry for bitching so much—I just had a rough day.
抱歉刚才一直在**抱怨**，我今天过得很糟。
That movie was bitching! I want to see it again.
那部电影真是**太棒了**！我还想再看一遍。