elephant's toothpaste
名词 n.
英文释义
名词 n.
- A foamy substance caused by the rapid decomposition of hydrogen peroxide using potassium iodide as a catalyst; the outcome of a popular educational experiment in chemistry.
词形变化
词源
The foamy texture and size of the resulting mass suggest a large amount of toothpaste, as might be imagined to be used by a large creature like an elephant.
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数据来源: Wiktionary