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: 'view of a stove next to a stainless kitchen sink under a window'. Reverse all words of length '7' in the given sentence.

view of a stove next to a stainless nehctik sink under a window