https://tw.voicetube.com/everyday/20171121

英文：

We're often told to drink around 8 glasses of water a day to stay healthy, but the honest truth is that this specific number is somewhat arbitrary, and no scientific research exists to support it.

我們常聽到：人一天要喝八杯水來保持健康。但事實上，這個喝水的量是沒有根據的；現有的科學研究亦無法證實此論點。