cuckoo clock

例句：

1. 1. The cuckoo clock is a traditional Chinese folk art.
   布谷鸟钟是中国传统的民间艺术。
2. 2. The old man was so tired that he fell asleep with the cuckoo clock ticking away.
   老人太累了，不知不觉中睡着了，布谷鸟钟还在滴答作响。
3. 3. The cuckoo clock has become a symbol of good luck in many cultures.
   布谷鸟钟在许多文化中已成为好运的象征。