/ˈpʌzl ||; ˈpʌzḷ/verb1 [T] to make sb feel confused because he/she does not understand sth 使大惑不解或困惑: Her strange illness puzzled all the experts. 她的怪病令所有专家感到困惑。
2 [I] puzzle over sth to think hard about sth in order to understand or explain it 苦思，深思（以求明白或解释某事物）: to puzzle over a mathematical problem 苦思一道数学题
puzzle sth out to find the answer to sth by thinking hard 苦思后找到某事物的答案:
The letter was in Italian and it took us an hour to puzzle out what it said. 那封信是用意大利文写的，我们琢磨了一个小时才知道它说些什么。