swing link bolster

例句：

1. 1.The swing link bolster is designed to provide stability during the swinging motion.
   摇摆链接支撑杆设计用于提供摆动运动时的稳定。
2. 2. The new design of the swing link bolster has made it more durable and easier to use.
   新设计的摇摆链接支撑杆更加耐用且使用起来更方便。
3. 3.The swing link bolster is an essential part of the swing set, providing support and stability for children.
   摇摆链接支撑杆是秋千架的重要组成部分，为儿童提供了支持和稳定性。