Wèile wǎnhuí nǚpéngyou, tā pīnmìng tǎohǎo tā de jiārén.
To win his girlfriend back, he went all out to please her family.
Tips
usage
拼命 (pīnmìng, 'risking one's life') intensifies whatever verb follows — here 讨好 (tǎohǎo, 'curry favor'). The whole phrase is mildly negative: it suggests the effort is excessive or undignified.