To Replace
To Swap Out, To Exchange
transitive verb, ichidan verb
Take and replace something. That is to replace something with something else.
取り替える generally means to swap out something with a new or different item of the same kind, like replacing an old gas meter with a new one, or exchanging books with your friend after you've both read your own.
The readings are 取る and 替える put together into one. If you know those words you'll be able to read and understand this one as well.
このゴミ箱のゴミぶくろ、新しいのに取り替えるね！
I will replace this trash can bag with a new one!
ねえねえ、そのソーセージと私のブロッコリー、取り替えてくれない？
Hey, hey, can you swap my broccoli for that sausage?
今日、お父さんから便器の取り替え方を教えてもらいました。
Today, I learned from my father how to replace the toilet bowl.
そろそろ我々のOA機器を最新のものに取り替える方がいいんじゃないでしょうか。
We should gradually replace all of the office automation equipment for the latest versions.