Entomology. The labium of a dragonfly larva, which is greatly elongated and hinged, concealing the other mouthparts, and can be rapidly extended…
| 单词 | θ34721 | 
| 释义 | the world > animals > invertebrates > phylum Arthropoda > class Insecta > subclass Pterygota > 			[noun]		 > division Exopterygota or Hemimetabola > order Odonata > member of (dragonfly) > enlarged labium of (1)		 mask1797 Entomology. The labium of a dragonfly larva, which is greatly elongated and hinged, concealing the other mouthparts, and can be rapidly extended… | 
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