单语范例（未经PONS编辑处理）
英语
- This unusable energy is given by the entropy of a system multiplied by the temperature of the system.en.wikipedia.org
- This conversion, from usable to unusable energy, is called entropy.www.thewhig.com
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英语
- unturned
- untutored
- untwist
- untypical
- unusable
- unusable energy
- unused
- unusual
- unusually
- unutilized credit line
- unutterable