当前素材是由九二图网为您提供的“He's taking blood and photography”作品,素材编号:20140805125537,尺寸为:6000×3228 像素,大小为:6.1MB,素材关键词要素为:Unpaid blood donation, blood donation, blood testing, blood extraction, blood donation, blood transfusion, blood bag, blood transfusion bag, hospital blood donation, medical science, medical care,Other categories,Life Encyclopedia,Stock Images,欢迎下载收藏!