单词	Protocoleoptera
释义	Protocoleoptera plural noun Pro·​to·​coleoptera ¦prōt(ˌ)ō+ in some classifications : an order of extinct insects that are now usually regarded as belonging to the order Protelytroptera protocoleopteran -tərən adjective or noun protocoleopteron ¦prōt(ˌ)ō+ noun plural -s protocoleopterous "+ adjective Word History Etymology New Latin, from prot- + Coleoptera
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