sodium carbonate
noun /ˌsəʊdiəm ˈkɑːbənət/
/ˌsəʊdiəm ˈkɑːrbənət/
(also washing soda)
[uncountable] (symbol Na2CO3)
- a chemical in the form of white crystals or powder that dissolves in water and is used in making glass, soap and paper, and for making water soft
碳酸钠