retrieve和fetch都有取回之意

retrieve和fetch两者的区别是retrieve仅仅适用于取回原本属于自己的物品:
例句:
We can fetch many types of things or people. We usually retrieve things that belong to us or that may have been lost or misplaced.

原文链接：https://blog.csdn.net/liuqun69/article/details/88888335