치아 표면에 단단하게 굳어 붙은 침착물.
a hard calcified deposit that forms on the teeth and contributes to their decay.
예문:
"Regular professional cleaning is necessary to remove stubborn tartar that brushing cannot reach."
"The buildup of tartar can lead to gum disease and tooth decay if left untreated."
포도주 발효 과정에서 용기 바닥에 가라앉는 침전물.
a deposit of impure potassium hydrogen tartrate formed during the fermentation of wine.
예문:
"Winemakers often stabilize the liquid to prevent tartar crystals from forming in the bottle."
"Crude tartar collected from wine casks is the primary source of tartaric acid."