catalyst
n.
"substance which speeds a chemical reaction but itself remains unchanged," 1902, formed in English (on analogy of analyst) from catalysis. Figurative use by 1943.
| 词汇 | catalyst |
| 词根词缀 | Online Etymology Dictionary catalyst n. "substance which speeds a chemical reaction but itself remains unchanged," 1902, formed in English (on analogy of analyst) from catalysis. Figurative use by 1943. |
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