1. Design standards for trickling filters recognize temperature as a factor. 把温度看作是设计滴滤池的一项指标。
2. And there is little sign the economic boom is trickling down to impoverished villages in many parts of the country. 同时有很少的迹象表明：经济繁荣正在被该国许多地区的的穷困农村所渐渐消耗掉。
3. Life is a river, in silent trickling, always meet and hinder the stone advanced, besides snaking at this moment, is there incoming road to retreat? 生活是一条河，在静静的流淌中，总会遇到阻碍前进的石块，这时除了蜿蜒前进，难道还有来路可退吗？
