| 单词 | spontaneous |
| 释义 | Word Frequency spontaneous(spɒnˈteɪnɪəs) adjective 1. occurring, produced, or performed through natural processes without external influence spontaneous movement 2. arising from an unforced personal impulse; voluntary; unpremeditated a spontaneous comment 3. (of plants) growing naturally; indigenous Derived forms spontaneously (sponˈtaneously) adverb spontaneousness (sponˈtaneousness) noun Word origin C17: from Late Latin spontāneus, from Latin sponte voluntarily |
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