(a) a pipe that contains or conveys water, esp. any of those carrying water through a water-tube boiler; (b) Zoology (in invertebrates) a tubular…
| 单词 | θ31464 |
| 释义 | the world > animals > invertebrates > bodies or parts > [noun] > excretory organ or system (8) water tube1720 (a) a pipe that contains or conveys water, esp. any of those carrying water through a water-tube boiler; (b) Zoology (in invertebrates) a tubular… nephridium1877 In certain invertebrate groups: an excretory or osmoregulatory tubule, typically paired, segmentally arranged, and opening to the exterior of the… Subcategories:— opening of (2) — larval (1) — opening into coelom (1) — which serves as a gonaduct (1) — cell from which develops (1) |
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