This Ain't It和其他简短的形式

informal – adj. having a friendly and relaxed quality

post – v. to add (a message) to an online message board

contraction – n. a short form of a word or word group that is made by leaving out a sound or letter

pumpkin spice – n. a popular flavor used in autumn in the U.S.

flavor – n. the quality of something that you can taste