petunia

例句：

1. 1.The petunias in the garden were a beautiful sight.
   花园里的矮牵牛花非常美丽。
2. 2.She picked a few petunias from the garden to bring home for her mother's birthday.
   她从花园里摘了几朵矮牵牛花带回家给妈妈的生日礼物。
3. 3.Petunias are often used in bouquets and arrangements as they have such vibrant colors.
   矮牵牛花常用于花束和花艺中，因为它们有着如此鲜艳的颜色。