Usage note
保证用于承诺或确保某事会按预期发生。例如,你可以向朋友保证你会准时到达派对。
bǎozhèng yòng yú chìnuò huò quàn rǔ shì huì pànyù fāshēnɡ.例 如,你 kěyǐ xiàng péngyou bǎozhèng nǐ huì zhǔnbèi dào chéng pàipǐ.
保证 is used to promise or ensure that something will happen as expected. For example, you can promise your friend that you will arrive on time for the party.