英语词汇“pteraspidae”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	pteraspidae
释义	pte·ras·pi·dae \-pəˌdē\ noun plural Usage: capitalized Etymology: New Latin, from Pteraspid-, Pteraspis, type genus + -idae : a family of widespread Silurian and Lower Devonian ostracoderms (class Heterostraci) — see pteraspis
随便看	clearance papers clear and present danger clear away clear belly clear board clearcole clear-cut clear-cutting clear days cleared clearedness clearer clearest clear-eyed clear-fell clear for action clear fork clear hawse clear-hawse pendant clearheaded clearheadedly clear ice clear in clearing clearing

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