The respiratory organ of many aquatic invertebrates, widely varied in form but typically consisting of sheets or filaments of tissue over which…
| 单词 | θ33899 |
| 释义 | the world > animals > invertebrates > phylum Arthropoda > class Arachnida > [noun] > member of > parts of > respiratory organ (2) gill1681 The respiratory organ of many aquatic invertebrates, widely varied in form but typically consisting of sheets or filaments of tissue over which… Subcategories:— lung book (1) |
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