1. The substance does not dissolve in water whether heated or not. 无论加热与否,这种物质都不溶于水。
2. Let's take solid salt, and dissolve it in a bunch of liquid water. 让我们把食盐固体,溶解在一堆液态水里。
3. If there were flowing water in the cave, it would dissolve the gypsum. 如果洞穴里有流动的水,它会溶解石膏。
4. Once ingested by a caterpillar, the crystals dissolve, releasing the virus to infect the insect's cells. 一旦被毛虫摄入,晶体就会溶解,释放出病毒感染昆虫的细胞。
5. Also, in surface water, there is a weak acid, carbonic acid, not sulfuric acid, but carbonic acid that helps dissolve the rock. 另外,在地表水中存在一种弱酸,它是碳酸,而不是硫酸,而且是能帮助溶解岩石的碳酸。