| 单词 | platinum sponge |
| 释义 | Definition of platinum sponge in English:platinum spongenoun
OriginEarly 19th century; earliest use found in Philosophical Transactions of the Royal Society of London. Definition of platinum sponge in US English:platinum spongenoun
OriginEarly 19th century; earliest use found in Philosophical Transactions of the Royal Society of London. |
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