blue cell

例句：

1. 1. The blue cells in the blood are responsible for transporting oxygen to the body's tissues.
   血液中的蓝细胞负责将氧气输送到身体组织。
2. 2.The blue-blooded family has a long history of success in business.
   这个家族有着悠久的商业成功历史。
3. 3.The blue-blooded members of the royal family have always been highly respected.
   皇室的蓝血成员一直备受尊敬。