Definition: In this task, you need to reverse all words of a given length in the sentence. The number of letters in a word determine its length. For example, the length of the word "apple" is 5.
Input: Sentence: 'this bathroom stall has toilet tissue on the floor while the toilet is raised'. Reverse all words of length '3' in the given sentence.

this bathroom stall sah toilet tissue on eht floor while eht toilet is raised