Cryolite

[kraiәlait]

解释:

(noun.) a white mineral consisting of fluorides of aluminum and sodium; a source of fluorine.

整理:露丝--From WordNet

解释:

(n.) A fluoride of sodium and aluminum, found in Greenland, in white cleavable masses; -- used as a source of soda and alumina.

艾伦整理

解释:

n. a mineral found on the coast of Greenland consisting mainly of a fluoride of aluminium in combination with fluoride of sodium.

校对:莱斯利