twin booster

例句：

1. 1.The twin booster seats are designed for children who need extra support during long car rides.
   这对双胞胎助推座椅是为需要额外支持的长途汽车乘客设计的。
2. 2. The twin booster seats were installed in the back of the car to provide better safety for the children.
   在车的后部安装了这对双胞胎助推座椅，以提供更好的安全性给孩子们。
3. 3.The twin booster seats have become a popular choice for parents looking for a comfortable and safe way to transport their young children.
   这对双胞胎助推座椅已成为父母们选择的一种舒适且安全的运输方式，用于运送他们的小宝宝。