我和一位帮助开发“蒙台梭利字母发音”的女士聊了起来，这是一款教学龄前儿童蒙台梭利拼写方法的应用程序。

I fell into conversation with a woman who had helped develop Montessori Letter Sounds, an app that teaches preschoolers the Montessori methods of spelling.

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由于事务类型由两位或三位数值或字母代码标识，因此大公司或小公司需要关联每种类型的业务事务类别。

Since transaction types are identified by two - or three-bit numerical or character code, a large company or small business needs to associate a business transaction category for each type.

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因为大部分字母只需要8位，在图片的每个像素中能用的位比这多很多。

Because most letters only need 8 bits, I have more than I need to reflect a letter in each pixel of an image.

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