water purifier

基本解释

The sink has a built-in water purifier.
这个水箱有内置净水器。
edu.sina.com.cn
If the test reveals high levels of chemicals known as trihalomethanes, install a water purifier; high levels may be linked to an increased risk of miscarriage.
如果报告反应水中化学物质如三卤甲烷含量过高的化，装一台饮用水净化器，因为过高的化学物质含量会导致流产的可能性增加。
In India, for example, many rural inhabitants have no access to power or running water, meaning that any low-cost water purifier must be able to operate in the most basic environment.
例如，在印度许多农村居民没有电或自来水，也就是说，任何低成本的净水器必须能够在最基本的自然环境下工作。

Lugging a 13-pound water purifier, they knock on each apartment door until they finally get invited inside.
FORBES: Magazine Article
After each sale a EurekaForbes plumber installs the water purifier.
FORBES: Magazine Article
It combines a dehumidifier with a water purifier, to essentially suck the moisture from the air and, instead of discarding it as one normally would, purify it to make it potable.
ENGADGET: Dehumidifier + water purifier = Air2Water potable water device