filling
n
1 [C] (process of putting in) material used to fill a hole in a tooth (補牙洞的)填料; 補牙
I had to have two fillings at the dentist's today. 我今天要請牙醫(yī)給我補兩顆牙.
2 [C, U] food put between slices of bread to make a sandwich, or between layers of cake, etc 餡
a sponge cake with jam filling 果醬餡餅.