Trona

[trәunә]

解釋/意思:

(n.) A native double salt, consisting of a combination of neutral and acid sodium carbonate, Na2CO3.2HNaCO3.2H2O, occurring as a white crystalline fibrous deposit from certain soda brine springs and lakes; -- called also urao, and by the ancients nitrum.

錄入:罗兰

同義詞及近義詞：

n. Sesqui-carbonate of soda (native).

阿纳托尔校對

解釋/意思:

n. the native soda of Egypt a grayish hydrous sodium carbonate.

整理:朱莉安娜