It was difficult to distinguish oogonium from spermatogonium according to the shape and size of gonium under light microscope.
在光镜下难以根据性原细胞的形态和大小区分卵原细胞和精原细胞。
It was difficult to distinguish oogonium from spermatogonium according to the shape and size of gonium under light microscope.
在光镜下难以根据性原细胞的形态和大小区分卵原细胞和精原细胞。
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