| 释义 |
WordReference Random House Unabridged Dictionary of American English © 2024Dew′ar ves′sel, - Chemistry, Thermodynamicsa container with an evacuated space between two walls that are highly reflective, capable of maintaining its contents at a near-constant temperature over relatively long periods of time;
thermos. Also called Dewar, Dew′ar flask′.
- named after Sir James Dewar, its inventor 1900–05
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