| 单词 | raphide |
| 释义 | raphide(ˈreɪfaɪd) or raphis (ˈreɪfɪs) nounWord forms: plural raphides (ˈræfɪˌdiːz) any of numerous needle-shaped crystals, usually of calcium oxalate, that occur in many plant cells as a metabolic product Word origin C18: from French, from Greek rhaphis needle |
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