deep-going but easy to-understand; explain the profound in simple terms;go deep into the subject yet put it in simple words;penetrating yet easy to comprehend; treat a difficult matter in a simple and explicit way ? 一次在一個中學(xué)開群眾大會，周恩來同志用～的道理，宣傳我們黨的主張。(《敬愛的周總理我們永遠(yuǎn)懷念您》 Ⅱ—42) On one occasion he called a mass meeting in the yard of a middle school and explained the Party’s principles there in a simple and explicit way.
深入淺出
explaining profound theories in simple language
深入淺出
explain profound (or complex) ideas in plain terms;express the profound in plain language
深入淺出shēn rù qiǎn chū
用淺顯通俗的語言把深刻的道理表達(dá)出來。explain the profound in simple terms, profound but easily understood, be simple but profound