elephant's toothpaste

名词 n.

英文释义

名词 n.
  1. 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. uncountable

词形变化

elephant toothpaste alternative

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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