Allium sativum L.

例句：

1. 1. The onions were very fresh and had a sweet aroma.
   洋葱非常新鲜，有一种甜香。
2. 2. She added some chopped onions to the stir-fry for extra flavor.
   她在炒菜里加了切碎的洋葱以增加风味。
3. 3. Onions are a great source of antioxidants and can help reduce inflammation.
   洋葱是一种极好的抗氧化剂来源，可以帮助减少炎症。