Word: 不懈 (bùxiè) 不懈 dictionary entry bùxiè untiring; unremitting; indefatigable Full dictionary entry for 不懈 Example sentences using 不懈 2 sentences, showing page 1 of 1. 医生们不懈努力，救了很多人。 Yīshēngmen búxiè nǔlì, jiùle hěn duō rén. The doctors worked indefatigably and saved many lives. 她不懈练习，终于赢了比赛。 Tā búxiè liànxí, zhōngyú yíngle bǐsài. She practised tirelessly and finally won the competition.