单词	Iceland spar
释义	Iceland spar noun : a birefringent transparent colorless variety of calcite Word History First Known Use 1771, in the meaning defined above
随便看	stridulators stridulatory stridulent stridulous stridulously strife strifeless strifes striffen striffin striffon strift strifts strig striga strigae strigal strigas strigate Strigeata strigeid Strigeidae Striges strigged strigging

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