UILabel* namelabl=[[UILabelalloc]init];
namelabl.textColor=[UIColorwhiteColor];
NSString* name=@"这是一个可口又好吃又便宜的又高贵的蛋糕";
NSMutableParagraphStyle*paragraphStyle = [[NSMutableParagraphStylealloc]init];
paragraphStyle.lineBreakMode=NSLineBreakByCharWrapping;
NSDictionary* attribute=@{NSFontAttributeName:[UIFontsystemFontOfSize:9.0f],NSParagraphStyleAttributeName:paragraphStyle.copy};
CGSize sizename=[nameboundingRectWithSize:CGSizeMake(350,16)options:NSStringDrawingUsesLineFragmentOriginattributes:attributecontext:nil].size;
namelabl.frame=CGRectMake(4,0, sizename.width+70,42);
namelabl.text=name;
namelabl.numberOfLines=3;
namelabl.font=[UIFontsystemFontOfSize:10];
namelabl.lineBreakMode=NSLineBreakByCharWrapping;
[_alphaViewaddSubview:namelabl];
