insertion

例句：

1. 1.The surgeon inserted the needle into her arm.
   外科医生将针插入她的手臂。
2. 2. He inserted a key into the lock and turned it.
   他将钥匙插入锁中并转动了它。
3. 3.The new software allows for easy data insertion.
   新的软件允许轻松地插入数据。