presence and absence短语⁹⁶⁶⁷⁷⁺⁶ 基本例句 🌏隐显；不显现；中存在着 This dissertation researches in the presence and absence of“ empty space” ideas in I. M. Pei's architectural works by means of literature data collection and field studies. 本文采用文献资料整理和实地考察调研结合的研究方法，对“留白”在贝聿铭建筑作品中的隐现展开研究。 boshuo