英语词汇“bell jar”是什么意思，“bell jar”的读音、用法及例句翻译-烛光网

词汇	bell jar
释义	bell jarn.（名词） A cylindrical glass vessel with a rounded top and an open base, used to protect and display fragile objects or to establish a vacuum or a controlled atmosphere in scientific experiments.钟状杯：一种圆柱体玻璃器皿，有圆顶和敞开的底，用于保护和展览易碎物体或在科学试验中建立真空或可控制气压
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