| 单词 | metastable |
| 释义 | metastable —metastability /met'euh steuh bil"i tee/, n. /met"euh stay'beuhl, met'euh stay"-/, adj. 1. Metall. chemically unstable in the absence of certain conditions that would induce stability, but not liable to spontaneous transformation. 2. Also, labile. Physics, Chem. pertaining to a body or system existing at an energy level (metastable state) above that of a more stable state and requiring the addition of a small amount of energy to induce a transition to the more stable state. [1895-1900; META- + STABLE2] |
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