最初，它只是作为一个水密容器，可用于运输液体。

Initially it was simply as a watertight container that could be used for transportation of the liquid.

youdao

不幸的是，这个浴缸没有温泉热水模式，就是没有另外的加热系统和循环的喷嘴，而是个简单的水密闭容器。

Unfortunately, the bathtub is not a spa-style tub with a secondary heating system and circulating jets, but rather a simple water containment vessel.

youdao