[ xuèkǒupenrén ] make an unfounded [scurrilous] attack upon sb.; it's a downright dirty calumniation.; cast malicious words to injure sb.; cast wild aspersions at sb.; make slanderous charges against sb.; malicious words to injure sb.; smite with the tongue; spatter sb. with mud; sling mud at sb.; that's a bloody lie!; venomously slander 短语和例子 你血口喷人, 不讲道理。 you're slinging mud at me -- that's a pack of lies