filler

中文： 填充物、填料、玻尿酸填充剂

1. One who fills.
2. Something added to fill a space or add weight or size.
3. Any semisolid substance used to fill gaps, cracks or pores.
4. A dermal filler, a substance injected beneath the skin to restore lost volume.
5. A relatively inert ingredient added to modify physical characteristics; a bulking agent.
6. A short article in a newspaper or magazine.
7. A short piece of music or an announcement between radio or TV programmes.
8. Any spoken sound or word used to fill gaps in speech; filled pause.

复数 fillers