make scurrilous attacks
...吱吱喳喳 (of birds) chirping together, (of women, children) talking in confusion 含血喷人 make scurrilous attacks (“spit blood”) 含苞未放 (of flowers) just budding, not yet opened, (of girls) yet a virgin ..
含血喷人,汉语成语,拼音是hán xuè pēn rén,意思是比喻捏造事实,用恶毒的话污蔑、陷害人。出自《罗湖野录》。