zhè / zhī / duì / wǔ / zài / jiān / kǔ / zhuó / jué / de / fèn / dòu / zhōng / qǔ / dé / le / chéng / gōng这支队伍在坚苦卓绝的奋斗中取得了成功。This team succeeded through exceptionally arduous effort.