| 单词 | tuatara | 
| 释义 | Word Frequency tuatara(ˌtuːəˈtɑːrə) noun a greenish-grey lizard-like rhynchocephalian reptile,  Sphenodon punctatus, occurring only on certain small islands near New Zealand: it is the sole surviving member of a group common in Mesozoic times   Also called: hatteriaWord origin C19: from Māori, from tua back + tara spine | 
	
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