婊孒配狗天长地久

This internet username combines Chinese characters that do not convey a respectful or positive meaning in English. The word '婊' is highly derogatory and offensive, often referring to a prostitute. '孒' (ér) can mean child but it appears to be used incorrectly here for slang purposes. '配狗' means ‘paired with a dog,’ implying an inappropriate relationship. '天长地久' typically signifies ‘eternal’ or ‘forever.’ However, this overall phrase uses derogatory terms and would likely be viewed as offensive.