自圆其说 (zì yuán qí shuō) | Meaning: (idiom) to make a story or theory consistent; to give a plausible explanation; to plug the holes in one's story | Chinese Idiom with Pinyin & Origin

(idiom) impossible to fault · impeccable无懈可击wú xiè kě jī

lit. not one drop of water can leak out · watertight · rigorous (argument)滴水不漏dī shuǐ bù lòu

lit. seamless heavenly clothes (idiom) · fig. flawless天衣无缝tiān yī wú fèng

(idiom) to make a story or theory consistent; to give a plausible explanation; to plug the holes in one's story