| 单词 | constancy |
| 释义 | Word Frequency constancy(ˈkɒnstənsɪ) noun 1. the quality of having a resolute mind, purpose, or affection; steadfastness 2. freedom from change or variation; stability 3. psychology the perceptual phenomenon in which attributes of an object appear to remain the same in a variety of different presentations, e.g., a given object looks roughly the same size regardless of its distance from the observer 4. ecology the frequency of occurrence of a particular species in sample plots from a plant community |
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