内燃 nèirán to burn internally Definitions Defs Origin Strokes Stroke Words Sentences Sents 1 sentence 你能在30分钟内燃烧多少卡路里? nǐ néng zài30 fēnzhōng nèi ránshāo duōshao kǎlùlǐ? How many calories can you burn in 30 minutes? Source: CCMatrix