trickling
n. 油画底色含油太多而成泡沫状突起
v. 流出；使滴下（trickle的ing形式）
参考例子
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？
网络释义
trickling
细细的流; 移动; 滴下;
trickling cooler
水淋冷却器; 释义：水淋冷却器; 水淋式冷却器;
trickling fitter
释义：滴滤器,散布滤床;
trickling filter
滴滤器; 滴滤池; 散水滤床; 滴漏过滤塔;
Stream trickling
小河淌水;