?CGFloatwidth =? (SCREEN_WIDTH-30);

? ? NSString*str? = [NSString stringWithFormat:@"%@",model.introduction];

? ? NSString *detailTextString = [NSString stringWithFormat:@"img{width:%f !important;height:auto}%@",width,str];

? ? NSAttributedString *attributedStr = [[NSAttributedString alloc]initWithData:[detailTextString dataUsingEncoding:NSUnicodeStringEncoding]options:@{ NSDocumentTypeDocumentAttribute: NSHTMLTextDocumentType} documentAttributes:nil error:nil];

_discribeLabel.attributedText = attributedStr;