"As soon as someone is refused a visa, they go on our watch list in case they try to enter without a visa or on a false visa.

VOA: standard.2009.12.28

In order for glucose to enter our body it has to go through the cells.

如果葡萄糖要进入身体,它必须穿过上皮细胞

耶鲁公开课 - 生物医学工程探索课程节选

In order for glucose to enter our body it has to go through the cells.

如果葡萄糖要进入身体,它必须穿过上皮细胞

耶鲁公开课 - 生物医学工程探索课程节选