英语词汇Dewar(vacuum)flask怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	Dewar(vacuum)flask
释义	Dewar(vacuum)flask 网络释义短语 1 Dewar vacuum flask 杜瓦期瓶 ; 真空瓶 2 Dewar flask vacuum flask 真空瓶双语例句 1 How it got here: Scottish chemist and physicist Sir James Dewar invented the vacuum flask Iin 1892 as a way to keep liquid nitrogen from warming up and turning into gas in his lab. 它是如何问世的：1982年苏格兰化学家和物理学家James Dewar爵士发明了保温瓶用以防止实验室中的液氮升温而气化。
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英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。