自贬

nǐ zěn me kě yǐ xiě zhè zhǒng lā jī zuò pǐn lái zì biǎn shēn fèn ne

你怎么可以写这种垃圾作品来自贬身份呢？

How can you degrade yourself by writing such trash?

tā men shì zài zì biǎn shēn jià

他们是在自贬身价。

They are selling themselves short.