英语词汇“Dewar flask”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	Dewar flask
释义	Word Frequency Dewar flask (ˈdjuːə) noun a type of vacuum flask, esp one used in scientific experiments to keep liquid air, helium, etc; Thermos Word origin C20: named after Sir James Dewar
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