柯林斯英汉双解大词典
tup /tʌp/
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1.
N an uncastrated male sheep; ram 未阉割的公羊; 公羊 [英国英语]
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2.
V to cause (a ram) to mate with a ewe, or (of a ram) to mate with (a ewe) (使公羊)和母羊交配; (公羊)和母羊交配
原声例句权威例句
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So we have dH/dT keeping pressure constant, is du/dT keeping pressure constant.
等于偏U偏T，p恒定加上，偏pv偏T，p恒定。
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du/dT constant pressure is the direct derivative with respect to temperature here, which is sitting by itself under constant volume keeping this constant but there is temperature sitting right here too.
偏U偏T，p恒定是对,温度的直接微分，而它本身对体积不变,保持它不变，但是这里也有一个温度,这就是偏U偏V，T恒定。
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