| 单词 | raphide | 
| 释义 | ra·phide    (rāfīd) also  ra·phis (-fĭs)n. pl.   raph·i·des (răfĭ-dēz′) or  ra·phis·es   One of a bundle of needlelike crystals of calcium oxalate occurring in many plant cells. [French, sing. of raphides, from New Latin, from Greek rhaphides, pl. of rhaphis, needle, from rhaptein, to sew; see  wer-2 in the Appendix of Indo-European roots.]  | 
	
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