saltpeter
发音
                                            
                                                
                                                英 ['sɔ:ltˌpi:tə]
                                                
                                            
                                        
                                            
                                                
                                                美 ['sɔltˌpitə]
                                                
                                                
                                        
                                        
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- n.
 - 硝石
 
 
单词词源
saltpeter 硝石,硝酸钾
来自古法语 salpetre,硝石,硝酸钾,来自拉丁语 sal petrae,石头上的盐,来自 sal,盐,词源同 salt,petra,石头,词源同 petrous,petrol.因这种物质形如盐在石头上的结晶体而得名。
双语例句
- 1. Taught us to mix sulphur and saltpeter .
 - 你教我们去调配硝石与硫磺。
 
- 2. Where did you get the saltpeter ?
 - 你从哪里拿到硝酸钾?
 
- 3. Back then , potash was derived from the ashes of hardwood trees and other plants , and mainly used to make soap , glass and saltpeter for gunpowder .
 - 那时碳酸钾是从硬木树和其他植物的灰中提取出来的,主要用于生产肥皂、玻璃和火药硝石。
 
- 4. Humberstone processed the largest deposit of saltpeter ( nitrate 's nickname ) in the world and provided the valuable mineral to countries in north america and europe for fertilizers , food preservatives and explosives .
 - 亨伯斯通曾经加工了全世界最大储量的硝酸钾(硝酸盐的小名),并且为北美和欧洲国家提供过用于化肥、食品防腐剂和炸药的有价值矿物。