According to the FDA, the first step for using a breast pump successfully is to read the instruction booklet thoroughly, because various brands operate differently.
按照FDA的要求，安全使用奶泵的第一步是通篇阅读使用说明书，因为不同品牌的操作方式不同。
Last month they have released a new tutorial First steps with the SCA Composite Designer, that provides step-by-step instruction on usage of these tools for SCA development.
上个月他们发布了一个新的教程：SCA组合设计器新手上路，它提供了对这些工具使用的详细讲解。
Last month they have released a new tutorial First steps with the SCA Composite Designer, that provides step-by-step instruction on usage of these tools for SCA development.
上个月他们发布了一个新的教程：SCA组合设计器新手上路，它提供了对这些工具使用的详细讲解。
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