Borax is always used in making glass. 硼砂常被用来做玻璃制品。
Borax must be reduced to powder for infants. 硼砂必须研成细粉才能供婴儿使用。
borax boraces
[ noun ] an ore of boron consisting of hydrated sodium borate; used as a flux or cleansing agent <noun.substance>
Borax \Bo"rax\, n. [OE. boras, fr. F. borax, earlier spelt borras; cf. LL. borax, Sp. borraj; all fr. Ar. b?rag, fr. Pers. b?rah.] A white or gray crystalline salt, with a slight alkaline taste, used as a flux, in soldering metals, making enamels, fixing colors on porcelain, and as a soap. It occurs native in certain mineral springs, and is made from the boric acid of hot springs in Tuscany. It was originally obtained from a lake in Thibet, and was sent to Europe under the name of tincal. Borax is a pyroborate or tetraborate of sodium, Na2B4O7.10H2O.