咕噜 gūlu [sound of rumbling or gurgling] Origin Definitions Defs Strokes Stroke Words Sentences Sents 1 sentence 当猫饥饿时，它咕噜咕噜叫。 dāng māo jī'è shí, tā gūlu gūlu jiào. When a cat is hungry, it purrs. Source: AI Challenger 2017