# แบลลัสต์
## Noun (N)
### Sense: any heavy material used to stabilize a ship or airship
- 压舱物
- 压载
### Sense: a resistor inserted into a circuit to compensate for changes (as those arising from temperature fluctuations)
- 稳流电阻器
- 镇流电阻器
### Sense: coarse gravel laid to form a bed for streets and railroads
- 道砟
- 道碴