And if you've gone to all the trouble of having your teeth whitened, you obviously wouldn't want to lose all that whiteness again. You would take all the necessary steps to maintain the whiteness of your teeth.
Kui sa oled vaeva näinud, et saada valged hambad, siis ilmselgelt sa ei soovi, et need tagasi kollaseks muutuksid. Lõppude lõpuks, valgendamine on pika ajaline protseduur mida tuleks aeg-ajalt korrata.