| 单词 | siphuncle | 
| 释义 | Word Frequency siphuncle(ˈsaɪfʌnkəl) noun 1.  (in certain cephalopods) a small tube that connects shell-chambers 2.  (of aphids) a small siphon on the abdomen by which an aphid emits sticky liquid that acts as an alarm pheromone   | 
	
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