| 单词 | actinic keratosis |
| 释义 | Word Frequency actinic keratosis(ækˈtɪnɪk ˌkɛrəˈtəʊsɪs) noun medicine a precancerous skin condition, characterized by rough red, scaly patches; it is caused by cumulative exposure to the sun and is most common in fair-skinned people |
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