The phrase "we would" is commonly shortened to "we'd." This contraction combines the two words by dropping the vowel sound in "would" and replacing it with an apostrophe. It's frequently used in both spoken and written English for a more conversational tone.
You don't shorten 'it has'.
you shorten it by etc.
Vitamins can't shorten your height.
Bill Shorten's birth name is William Richard Shorten.
Chick Shorten's birth name is Charles Henry Shorten.
Patricia Shorten's birth name is Patricia Shelley Shorten.
The verb of short is shorten. As in "to shorten something".
Chick Shorten is 6'.
I had to shorten my presentation to fit within the time limit.
Any time you remove material (acid) you shorten the life of the original structure. By how much? That would depend on the amount of etching was done and how deep.
Bill Shorten is 5' 10".
Lee Shorten is 5' 9".