英语词汇Ordovician Period的读音、用法、中文释义、短语词组及例句-英汉双解词典

单词	Ordovician Period
释义	Ordovician Period 释义奥陶纪英英释义 Noun 1. from 500 million to 425 million years ago; conodonts and ostracods and algae and seaweeds
随便看	sinus posterior cavi tympani sinus posterior (cavi tympani) sinus posteriores sinus praecervicalis sinus precervicalis sinus premature beat sinus probe Sinus prostaticus sinus pseudobigeminy sinus punch sinus rasp sinus rectales sinus rectalis sinus rectus sinus rectuss sinus reduction time sinus reentrant tachycardia sinus reflex Sinus renalis sinus reuniens sinus rhomboidalis sinus rhythm sinus rode recovery time sinus rongeur Sinus Roris

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Ordovician Period