买水净化器。
在这个小小的难民村里，有一个低压、低成本的水净化器，能够净化供3千人每天使用的饮用水。
The little campus village has a low-pressure, low-cost water purifier capable of creating enough drinking water for 3,000 people a day.
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。
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.
水净化器的技术在1950年早期就已经存在，但是NASA想要知道在极端幻觉西如何才能够对水进行净化，并且在长事件内保持水的干净。
Water filter technology had existed since the early 1950s, but NASA wanted to know how to clean water in more extreme situations and keep it clean for longer periods of time.
水净化器的技术在1950年早期就已经存在，但是NASA想要知道在极端幻觉西如何才能够对水进行净化，并且在长事件内保持水的干净。
Water filter technology had existed since the early 1950s, but NASA wanted to know how to clean water in more extreme situations and keep it clean for longer periods of time.
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