Those who are clever can penetrate the tendency of future. They will feed ducks before the flood, but not chickens. (Why not to feed pigeons?是什么意思_Those who are clever can penetrate the tendency of future. They will feed ducks before the flood, but not chickens. (Why not to feed pigeons?在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句