连锁反应 liánsuǒfǎnyìng chain reaction Origin Definitions Defs Strokes Stroke Words Sentences Sents 连锁 連鎖 liánsuǒ noun to interlock; interlinked to be linked together like a chain; to be concatenated in a sequence反应 反應 fǎnyìng nounverb chemical reaction a process in which substances undergo chemical or physical change