我想去唱歌发泄下不开心的心情的翻译：Under I want to sing out unhappy mood 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

I want to sing under the unhappy mood to vent

Under I want to sing out unhappy mood

Under I want to go to sing give vent to the unhappy mood

I want to go sing vent is not happy with the mood

Under I want to sing out unhappy mood