rúguǒ / jièkuǎnrén / wúfǎ / ànshí / huánkuǎn / bǎozhèngrén / kěnéng / xūyào / chéngdān / xiāngyìng / zérèn如果借款人无法按时还款,保证人可能需要承担相应责任。If the borrower cannot repay on time, the guarantor may have to assume the corresponding responsibility.