单词 | 有孔虫 |
释义 | 〔foraminifer〕Any of the chiefly marine protozoans of the order Foraminifera, characteristically having a calcareous shell with perforations through which numerous pseudopods protrude.有孔虫:一种有孔虫目的大多为海洋的原生动物,以具有带孔的钙质壳为特征,通过该孔有许多虚足突出 |
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