blue funk：意志消沉；沮丧；闷闷不乐

e.g. I'm glad I'm out of my blue blunk.

我很高兴我不再意志消沉。

e.g. You've got to get out of your blue blunk and get back to work.

你的振作起来，重新开始工作。

e.g. Losing his girl put him into a blue funk for weeks.

女朋友吹了，使他几个星期来一直闷闷不乐。