twin car seat

例句：

1. 1. The twin car seats are perfect for a family of four.
   这对双胞胎汽车座椅非常适合四口之家。
2. 2. She bought a twin car seat for her new baby.
   她为她的新生儿买了一个双胞胎汽车座椅。
3. 3. They decided to buy a twin car seat for their trip to the beach.
   他们决定为他们去海滩的旅行买一个双胞胎汽车座椅。