Read 'Appendix D: AP Admin Log Reference' in preparation for the following exercise.

操作说明阅读'附录d：ap管理日志参考'以为下面的练习做准备。

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Infant formula contains vitamin d, the AP explains, while breast milk is sometimes deficient.

AP专家进一步解释，婴幼儿配方奶粉含有足够的维生素d，而母乳有时候会缺乏。

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Infant formula contains vitamin d, the AP explains, while breast milk is sometimes deficient.

AP专家进一步解释，婴幼儿配方奶粉含有足够的维生素d，而母乳有时候会缺乏。

youdao