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单词 british thermal unit
释义
British Thermal Unit
nnoun.quantitya unit of heat equal to the amount of heat required to raise one pound of water one degree Fahrenheit at one atmosphere pressure; equivalent to 251.997 calories
Synset:B.Th.U. BTU British thermal unit
Part Holonyms:therm
Hypernyms:energy unit heat unit work unit
Inherited Hypernyms:british thermal unitwork unitunit of measurementdefinite quantitymeasureabstractionentity
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更新时间:2025/3/26 7:16:02