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n.有孔虫;有孔虫目
1、foraminiferans phylum───有孔虫门
1、A muddy deposit of the deep ocean composed mostly of shells , foraminiferans and diatoms, or mud saturated with water.───软泥由大部份为贝壳、有孔虫与矽藻,或含饱和水的泥所组成的深海泥沙沈积物。