gravies
n. 肉汁( gravy的名词复数 ); 肉卤; 意外之财; 飞来福
Gravy is a sauce made from the juices that come from meat when it cooks.
Other culprits to blame for dingy teeth include colas, gravies, and dark juices.
咎取暗黑色牙齿的其它罪魁祸首包括可乐 、 肉汤和深色果汁.