onion dome

例句：

1. 1.The onion dome is a traditional Chinese dish that has been enjoyed for centuries.
   洋葱顶是中国的传统菜肴，已有数百年的历史。
2. 2.The chef carefully placed the onion dome on the table, revealing a delicious aroma.
   厨师小心翼翼地将洋葱顶放在桌子上，散发出诱人的香味。
3. 3.In ancient times, onions were used to create onion domes, which were used as protective hoods for soldiers.
   在古代，人们用洋葱制作洋葱顶，作为士兵的保护帽。