One major source of conflict after birth is how much a mother will feed any individual offspring.
一个主要的资源冲突就是一个母亲将给单个孩子提供多少喂养。
Experts say the most likely source of melamine in eggs is chicken feed.
专家说，鸡蛋中的三聚氰胺最有可能来自于鸡饲料。
Experts say the most likely source of melamine in eggs is chicken feed.
专家说，鸡蛋中的三聚氰胺最有可能来自于鸡饲料。
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