雨水曾一度被认为可以滋养皮肤。Rain water was once considered to be good for the complexion.他们需要好食品滋养身体.They needed good food to nourish their bodies.住在温泉的人多半喜欢吃这种蜜,滋养精神.The honey they produce is pure and highly nutritious....
牙斑如果不清除就会导致牙齿蛀蚀和牙龈疾病。When not removed, plaque causes tooth decay and gum disease.牙齿和牙龈之间会滋生牙斑。Deposits of plaque build up between the tooth and the gum.需刷牙以去除牙斑.It is necessary to remove plaque by brushing one's tee...