a hydrate of [substance]
Gypsum is a hydrate of calcium sulfate.
石膏是硫酸钙的水合物。
含有或连接水分子的固体化合物。;含有结晶水的化合物;水化合物;氢氧化物
a compound that contains water molecules, especially as part of its crystal structure
含有或连接水分子的固体化合物。
A solid compound containing or linked to water molecules.
含有结晶水的化合物
any compound that contains water of crystallization
The chemist identified the white powder as a hydrate of copper sulfate.
化学家确认这种白色粉末是硫酸铜的水合物。
用法提示:名词,指一种含有结晶水的化合物。
Many minerals in nature exist as hydrates with water molecules trapped in their crystal structure.
自然界中的许多矿物以水合物形式存在,其晶体结构中包裹着水分子。
用法提示:复数形式,表示多类水合物。
When heated, the hydrate releases its water and becomes an anhydrous compound.
加热时,水合物会释放水分并变成无水化合物。
用法提示:单数名词,指特定水合物。
Gypsum is a hydrate of calcium sulfate.
石膏是硫酸钙的水合物。
水合物作定语修饰名词。
Hydrate crystals are often colorless.
水合物晶体通常无色。
复数形式表示多种水合物。
These hydrates decompose at high temperatures.
这些水合物在高温下分解。
grammar · medium
易错句子There is a lot of hydrate in this solution.
正确表达There are a lot of hydrates in this solution.
作为名词,'hydrate'(水合物)是可数名词,表示具体的化合物种类。当指多个水合物时,必须使用复数形式 'hydrates'。原句使用单数形式当作不可数名词,是错误的。
grammar · medium
易错句子Drink water to keep your body's hydrate level normal.
正确表达Drink water to keep your body's hydration level normal.
'hydrate' 是具体的水合物(如硫酸铜水合物),而 'hydration' 指水合状态或水分充足的抽象概念。在描述身体水分平衡时,应使用 'hydration'(水合作用/水分状态),而不是 'hydrate'。
Hydrate 是可数名词,指一种化合物;hydration 是不可数名词,指水合过程。
Hydrate 是名词,指水合物;hydrated 是形容词,描述含有水分或已水合的状态。
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