一位穿着蓝色手套的实验室技术员小心翼翼地拿着一个带有红色盖子的试管，标签上写着“机密”。内容仍然 库存图片 一位穿着蓝色手套的实验室技术员小心翼翼地拿着一个带有红色盖子的试管，标签上写着“机密”。内容仍然
The image depicts a christmas scene with xmas trees and an empty dark blue podium classified as stock 免版税库存照片 the image depicts a christmas scene with xmas trees and an empty dark blue podium classified as stock
