GbEng
饮用水均须过滤净化. All drinking water must be filtered.
用不了多少时间就可以把咖啡过滤好. It won't take long to filter the coffee.
水冶金术通过液体过程，象过滤，提炼，沉淀等方法处理金属，从矿石中或矿石浓缩物中分离出金属 The treatment of metal or the separation of metal from ores and ore concentrates by liquid processes, such as leaching, extraction, and precipitation.
也许最重要的是，这些选举将使大众认识新面孔，尤其是来自反对党阵营的。这样投石问路将会测如候选人的影响力，建立知名度，并过滤问题。 Perhaps most important, these elections will put new faces before the public, especially from the opposition camp. This testing of the waters will measure the impact of the candidates, build name recognition and sift the issues.
过滤网可存住空气中的尘埃. A filter traps dust from the air.
加装了防护过滤器以后，这烟囟已不再散发成股的废气到大气中去了。 The chimney is no longer giving off volumes of waste gas into the atmosphere, as protective filters are being used.