酸,鋒利
Tartness \Tart"ness\, n. The quality or state of being tart. Syn: Acrimony; sourness; keenness; poignancy; severity; asperity; acerbity; harshness. See {Acrimony}.
tartness n 1: the taste experience when vinegar or lemon juice is taken into the mouth [syn: {sour}, {sourness}] 2: a sharp sour taste [syn: {acerbity}]