| 单词 | vacuum flask |
| 释义 | vacuum flask (once / 909178 pages) n WORD FAMILY vacuum flask: vacuum flasks USAGE EXAMPLESOn the way to the car, Estha carried the Eagle vacuum flask with the tap water. Arundhati Roy, The God of Small Things(1997) Spread under the trees was a picnic rug, with a large vacuum flask of coffee. BBC(Jun 14, 2013) Someone is poisoned, a quantity of uranium goes missing, hidden in a vacuum flask, of course. The Guardian(Mar 25, 2013) n flask with double walls separated by vacuum; used to maintain substances at high or low temperatures Syn|Hypo|Hyper vacuum bottle Dewar, Dewar flask vacuum flask that holds liquid air or helium for scientific experiments thermos, thermos bottle, thermos flaskvacuum flask that preserves temperature of hot or cold drinks flask bottle that has a narrow neck |
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