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bell jar的英文翻譯是什么意思，詞典釋義與在線(xiàn)翻譯：
英英釋義
Noun:
-
a bell-shaped glass cover used to protect and display delicate objects or to cover scientific apparatus or to contain gases
bell jar的用法和樣例：
例句
- 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(jìn)入鈴罩，鈴罩中的電鈴一定會(huì )因缺少介質(zhì)而不響了。
