The example in Listing 3 opens a buffered binary stream for reading.

清单3中所示的例子打开的是一个缓冲了的二进制流以供读取。

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Clears buffers for this stream and causes any buffered data to be written to the file, and also clears all intermediate file buffers.

清除此流的缓冲区，将所有缓冲的数据都写入到文件中，另外也清除所有中间文件缓冲区。

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Clears buffers for this stream and causes any buffered data to be written to the file.

清除这个资料流的缓冲区，让所有缓冲资料全部写入档案。

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