A trade term noting a flask, bottle, or the like capable of being kept hot or cold by the device (invented by Sir James Dewar) of surrounding the…
| 单词 | θ213656 |
| 释义 | society > occupation and work > equipment > receptacle or container > vessel > flask, flagon, or bottle > [noun] > flask > vacuum flask (4) Thermos1907 A trade term noting a flask, bottle, or the like capable of being kept hot or cold by the device (invented by Sir James Dewar) of surrounding the… vacuum bottle1910 = vacuum flask n. below. vacuum flask1917 a vessel with a double wall enclosing a vacuum so that liquid in the inner receptacle retains its temperature (cf. Thermos, n.); also transferred in… Dewar1966 Used attributively or absol. to designate a double-walled vessel or flask, usually of glass or copper, having the space between the walls empty of… |
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