理论基础 lǐlùnjīchǔ theoretical foundation Definitions Defs Origin Strokes Stroke Words Sentences Sents 1 sentence 深厚的理论基础是研究的前提。 shēnhòu de lǐlùn jīchǔ shì yánjiū de qiántí. A solid theoretical foundation is a prerequisite for research. Source: Dong Chinese Dictionary