| 单词 | Dewar flask |
| 释义 | Dewar flask (once / 5909656 pages) n WORD FAMILY Dewar flask USAGE EXAMPLES"I have some liquid air in this Dewar flask," continued Kennedy. Reeve, Arthur B. (Arthur Benjamin), The Social Gangster(2010) n vacuum flask that holds liquid air or helium for scientific experiments Syn|Hyper Dewar vacuum bottle, vacuum flask flask with double walls separated by vacuum; used to maintain substances at high or low temperatures |
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