鱼已经从原来的紫银两色变成了纯银色，条纹和尾巴显出同样的淡紫色。
The fish had turned silver from his original purple and silver, and the stripes showed the same pale violet colour as his tail.
鱼已经从原来的紫银两色变成了纯银色，条纹和尾巴显出同样的淡紫色。
The fish had turned silver from his original purple and silver, and the stripes showed the same pale violet color as his tail.
在硫酸溶液中硫脲会引起硫化银(氧化银)由电解行动恢复纯银色的金属。
Thiourea in a sulfuric acid solution causes silver sulfide (silver tarnish) to revert to silver metal by an electrolytic action.
应用推荐