| 单词 | dynamics |
| 释义 | dynamics /duy nam"iks/, n. 1. (used with a sing. v.) Physics. the branch of mechanics that deals with the motion and equilibrium of systems under the action of forces, usually from outside the system. 2. (used with a pl. v.) the motivating or driving forces, physical or moral, in any field. 3. (used with a pl. v.) the pattern or history of growth, change, and development in any field. 4. (used with a pl. v.) variation and gradation in the volume of musical sound. 5. (used with a sing. v.) psychodynamics. [1780-90; see DYNAMIC, -ICS] |
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