名词
中文翻译：不变的
同义词：
['unchangeable', 'constant例句：1. The temperature invariant is the temperature at which the volumeof a gas remains constant.（温度不变是指气体体积保持不变的温度。）2. The invariant equationdescribes the relationship between two variables.（等式描述了两个变量之间的关系。）3. Invariants areused to describe the properties of materials thatdo not change with time or temperature.（不变量用于描述材料的属性，这些属性不会随时间和温度变化而改变。）']
例句：
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1. The temperature invariant is the temperature at which the volumeof a gas remains constant.
温度不变是指气体体积保持不变的温度。
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2. The invariant equationdescribes the relationship between two variables.
等式描述了两个变量之间的关系。
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3. Invariants areused to describe the properties of materials thatdo not change with time or temperature.
不变量用于描述材料的属性，这些属性不会随时间和温度变化而改变。