Measuring??

Kim • Mon, Dec 11 2017 • PCOS,fibroid fighter!💪🏼 Mommy to my beautiful 3 yr old girl! our 🌈 baby girl born feb 1st 2018 🎀 💖💓💗🎀🎀

So I’m 30 weeks but my doctor told me I’m measuring 33cm. Does them mean I’m measuring more at 33 weeks? Sry prob a really Silly question. But I️ just don’t know !!