spring retaining plate

例句：

1. 1. The spring retaining plate is designed to prevent the door from opening accidentally.
   弹簧固定板的设计是为了防止门意外打开。
2. 2.The spring retaining plate was installed to ensure the door remained closed during heavy rain.
   弹簧固定板被安装，以确保在大雨中门保持关闭。
3. 3. The spring retaining plate is a crucial component of the lock system, ensuring that the door cannot be opened without the correct key.
   弹簧固定板是锁系统的关键组成部分，确保没有正确的钥匙，门是无法打开的。