Do you feel comfortable when you say slang in another languages ? nickname 外号，绰号 formal / regulator name 大名 the slang seens almost like the inside languages , it might be cool / trendy , it might not feel like the textbooks languages . pull it off 成功完成一件困难或意外的事情 I never thought you'd pull it off. why can't i use this slang ? your brain have too much self-consciousness . 1. getting your brain quiet , think about how it can be used . just to listen , give yourself as much information and context as possible . give yourself a few different examples on how it used so that can give you better idea . 2. try to use your voice , let others sound confidence .

AEE 2229: Do You Need Permission to Use Slang in English?

pull it off

哈哈