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来源:雅诚德英语网
In the unfertilized egg, the substances are inactive and are not distributed homogeneously.
在未受精卵中,这些物质是不活跃的,而且分布不均匀。
In the unfertilized egg, the substances are inactive and are not distributed homogeneously.
在未受精卵中,这些物质是不活跃的,而且分布不均匀。