胡译文的回答：

集腋成裘 [词典] collect bits of fur under the foxes' forelegs to make a robe; Every little makes a mickle.; make a fur coat from many pieces of felt -- to get the benefit of many opinions; Many a little make a mickle.; [例句]新的互联网是个完全不同的事务。它是让上百万人的微小努力集腋成裘的工具。 It's a tool for bringing together the small contributions of millions of people and making them matter. 聚沙成塔 [词典] The sand accumulates to form a pagoda -- many littles make a mickle.; A great many grains of sand grouped together to form a pagoda.; Grains of sand can be grouped together to form a pagoda.; [例句]可你却真的做到了聚沙成塔、积腋成裘！祝贺你的成功。 But you actually made a mountain out of a molehill! Congratulations on your success.

小骄傲的回答：

滴水成河，聚沙成(塔) 聚沙成塔 发 音 jù shā chéng tǎ 释 义 聚细沙面宝塔。原指儿童堆塔游戏。后比喻积少成多。 出 处 《妙法莲华经·方便品》：“乃至童子戏，聚沙为佛塔。”