四级We purify the water we drink with a water filter designed for the astronauts' use in space.
我们用为宇航员在太空中使用而设计的滤水器净化饮用水。
2017年12月四级真题(第二套)听力 Section C
四级Nevertheless, soft-drink companies view bottled water as the next battle-ground for market share—this despite the fact that over 25 percent of bottled water comes from tap water: PepsiCo’s Aquafina and Coca-Cola’s Dasani are both purified tap water rather than spring water.
尽管如此,软饮料公司仍将瓶装水视为下一个争夺市场份额的战场——尽管事实上超过25%的瓶装水来自自来水:百事可乐的Aquafina和可口可乐的Dasani都是纯自来水,而不是泉水。
2006年12月大学英语新四级(CET-4)真题
考研Crude mineral ores and crude oil must be purified before they can be used.
粗矿石和原油在使用前必须经过净化。
1984年全国硕士研究生入学统一考试英语试题
考研In order to be purified, or combined into alloys, metals must be melted.
金属必须熔化才能被提纯或结合成合金。
1984年全国硕士研究生入学统一考试英语试题
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