arrow worm
noun
1- a slender transparent worm-like animal with fins, having spines on the head for grasping prey. It is common in marine plankton.箭虫。亦称CHAETOGNATH.
1.1
- Phylum Chaetognatha.毛颚动物门。
| 单词 | arrow worm |
| 释义 | arrow wormnoun 1
1.1
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