水晶灯笼 shuǐjīngdēnglong to have keen insight Definitions Defs Origin Strokes Stroke Words Sentences Sents 水晶 shuǐjīng noun crystal rock crystal; a transparent variety of quartz used for making jewelry, optical instruments, and electronic components灯笼 燈籠 dēnglong noun lantern lantern; lamp with a protective frame, often made of bamboo or wire and covered with paper, gauze, or silk