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| leather The dressed or tanned hide of an animal, usually with the hair removed; skin The tissue forming the outer covering of the vertebrate body: it consists of two layers, the outermost of which may be covered with hair, scales, feathers, etc. It is mainly protective and sensory in function | |||
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ada : 83 短语, 7 学科 |
| 化学 | 30 |
| 医疗的 | 37 |
| 卫生保健 | 7 |
| 环境 | 1 |
| 纺织工业 | 1 |
| 经济 | 3 |
| 过时/过时 | 4 |