Add a MIME package before the updated Infoset and another after the Infoset to describe an XML document containing a picture and a signature in both text and binary formats respectively.

在更新后的Infoset前后各添加一个mime包，以分别描述包含文本格式和二进制格式的图片和签名的XML文档。

youdao

A reduce combines all the elements of a sequence using a binary operation. For example, it can use "+" to add up all the elements in the sequence.

而reduce则通过一个二进制操作把一个序列的元素联合起来，例如它可以使用加法对序列里的元素求和。

youdao

For instance, you might add a FieldType to process a binary field from a legacy application that you are making searchable in Solr.

比如，可以添加一个FieldType来处理来自旧的应用程序的二进制字段，在Solr中应该可以搜索到这个应用程序。

youdao

Seventy-nine. In fact, if you add up each of these numbers, 9 you should get the decimal number 79 79 from this binary number here.

9，事实上，如果你把这些数字累加，你应该能从这些二进制中9,得到十进制数。

哈佛公开课 - 计算机科学课程节选