插入中间的

例句：

1. 1.The pen was inserted into the notebook.
   钢笔被插入到笔记本里。
2. 2. She inserted a key into the lock to open the door.
   她把钥匙插入锁孔来打开门。
3. 3.The new software is designed to easily insert data into existing systems.
   新的软件设计用来轻松地将数据插入到现有系统中。