rock salt
noun [ U ] uk/ˈrɒk ˌsɒlt/ us/ˈrɑːk ˌsɑːlt/
岩盐，石盐
salt that is taken from the ground, not the sea
Put a layer of rock salt in a pie tin and place the oysters on top.
The rock salt will not dissolve completely.
Compare: coarse saltcommon saltiodized saltkitchen saltkosher saltsea salttable salt
- More examples
- A second server placed a spoonful of rock salt on each plate as it was set down.
- Then grind them roughly and mix into them a quarter portion of rock salt.
- You can prepare a rock salt solution by using 1 cup of rock salt in one gallon of water.