而且能通过实验来确定变异源，从母亲的饮食中去除。

Rather, an attempt should be made to identify the allergen and remove it from the mother's diet.

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给出了列队竞争算法解组合优化问题的框架和确定变异邻域的两条原则。

The framework is given for solving combinatorial optimization problems with Line up Competition Algorithm (LCA), and the two principles of determining mutation neighbor region is presented.

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由于研究人员在250份样品中没有发现其携带者，尽管Fu不确定有多少人携带这种变异的基因，但她认为可能很少。

Though Fu isn't sure how many people carry such a genetic mutation, she said it's probably rare as the researchers found no other carriers in a sample of 250.

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