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bell jar

讀音

漢語翻譯

【機】 鐘罩

英文解釋:

名詞 bell jar:

  1. a bell-shaped glass cover used to protect and display delicate objects or to cover scientific apparatus or to contain gases
    同義詞:bell glass

例句:

  1. If air weren't admitted into the bell jar, the electric bell in the bell jar would not ring because of a lack of a medium.
    如果我們不讓空氣進入鈴罩,鈴罩中的電鈴一定會因缺少介質而不響了。

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