hōng hōng tián tián
xiàng shēng Onomatopoeia  xiàng shēng xíng róng chē shēng。《 wén xuǎn · zuǒ shǔ 》: chē léi hàihōng hōng tián tián liú liáng zhù:“ hōng hōng tián tiánchē shēng。”