提示：点击例句中的单词，就可以看到词义解释

We 're rehydrating his system intravenously .

我们在给他做静脉注射。

I though you said rehydrating him would help .

你不是说补水可以帮他吗?

Moisturisers , by rehydrating the skin , refill the cell space .

保湿霜，则是通过给皮肤补充水分，填充细胞空间这种方式。