| 词汇 | cryogenics | 
| 释义 | cryogenics  noun [ U ]  physics specialized uk/ˌkraɪ.əʊˈdʒen.ɪks/ us/ˌkraɪ.əˈdʒen.ɪks/  低温学 the scientific study of very low temperatures and how to produce them | 
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