How to eliminate the words in the middle of short messages?

Since it is a touch screen, just point to the back of the word you want to delete, and delete it with ←, which is generally on the right, for the next sogou input method or Baidu input method.

Deleting words is simple. Drag and drop with your finger to select multiple words to be deleted at the same time, just like computer selection, and then click Delete to delete them at once.