Girls, hi! I have such a situation. 7 or 8 months ago I went to see a …

Girls, hi! I have such a situation. 7 or 8 months ago I went to see a gynecologist for an ultrasound, and they said there were no problems, but only that the uterus hasn't ripened yet, so we need to wait. It's been almost 8 months since then. Look at the length of the uterus in the photo ? And how long should it be in normal? I'm 18 years old) and my husband doesn't understand this...