| 单词 | bell jar |
| 释义 | bell jar in British Englishnoun a bell-shaped glass cover used to protect flower arrangements or fragile ornaments or to cover apparatus in experiments, esp to prevent gases escaping bell jar in American English a bell-shaped container or cover made of glass, used to keep gases, air, moisture, etc. in or out : also bell glass Examples of 'bell jar' in a sentence |
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